#include<bits/stdc++.h>
using namespace std;
int a[100000]={0};
int main(){
    int n,m,s,mi=300000,i,j;
    cin>>n>>m;
    for(i=1;i<=n;i++){
        cin>>a[i];
    }
    for(i=1;i<=n-m+1;i++){
        for(j=i;j<=i+m-1;j++){
            s=s+a[j];
        }
        if(s<mi)mi=s;
        s=0;
    }
    cout<<mi;
return 0;
}

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Information

ID
415
Time
1000ms
Memory
256MiB
Difficulty
4
Tags
(None)
# Submissions
80
Accepted
34
Uploaded By