3 solutions

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  • 1
    @ 2026-3-25 18:07:15

    #include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }#include using namespace std;

    int main() { long long x, y; cin >> x >> y;

    auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

    }

    • 0
      @ 2026-4-7 18:24:47

      auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0; auto compute = [x, y](long long k) { return (y / k) - ((x - 1) / k); };

      long long count_7 = compute(7);

      long long count_14 = compute(14); long long count_21 = compute(21); long long count_35 = compute(35);

      long long count_42 = compute(42); long long count_70 = compute(70); long long count_105 = compute(105); long long count_210 = compute(210);

      long long sum_single = count_14 + count_21 + count_35; long long sum_double = count_42 + count_70 + count_105; long long sum_triple = count_210;

      long long exclude = sum_single - sum_double + sum_triple; long long result = count_7 - exclude;

      cout << result;

      return 0;

      • 0
        @ 2026-3-25 18:07:20

        #include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }#include using namespace std;

        int main() { long long x, y; cin >> x >> y;

        auto compute = [x, y](long long k) {
    return (y / k) - ((x - 1) / k);
};

long long count_7 = compute(7);

long long count_14 = compute(14);
long long count_21 = compute(21);
long long count_35 = compute(35);

long long count_42 = compute(42);
long long count_70 = compute(70);
long long count_105 = compute(105);
long long count_210 = compute(210);

long long sum_single = count_14 + count_21 + count_35;
long long sum_double = count_42 + count_70 + count_105;
long long sum_triple = count_210;

long long exclude = sum_single - sum_double + sum_triple;
long long result = count_7 - exclude;

cout << result;

return 0;

        }

        • 1

        矩阵取数

        Information

        ID
        136
        Time
        2000ms
        Memory
        512MiB
        Difficulty
        8
        Tags
        (None)
        # Submissions
        30
        Accepted
        7
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