제출 #147710

#제출 시각아이디문제언어결과실행 시간메모리
147710nicolaalexandraTelefoni (COCI17_telefoni)C++14
80 / 80
75 ms888 KiB
#include <iostream>
#include <algorithm>

using namespace std;
int n,i,x,last,sol,d;
int main (){

    cin>>n>>d;
    for (i=1;i<=n;i++){
        cin>>x;
        if (x){
            last = i;
            continue;
        }
        if (i-last == d){
            sol++;
            last = i;
        }}
    cout<<sol;

    return 0;
}
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