Information
- ID
- 726
- Time
- 1000ms
- Memory
- 256MiB
- Difficulty
- 8
- Tags
- (None)
- # Submissions
- 169
- Accepted
- 23
- Uploaded By
#include<iostream>
using namespace std;
int main(){
int a,b,c=0,ans=0;
cin>>a>>b;
for(int i=a;i<=b;i++){
for(int j=2;j<i;j++){
if(i%j==0){
ans=1;
}
}
if(ans!=1){
c++;
}
ans=0;
}
cout<<c;
return 0;
}
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