제출 #521128

#제출 시각아이디문제언어결과실행 시간메모리
521128penguin133Telefoni (COCI17_telefoni)C++14
80 / 80
42 ms2032 KiB
#include <bits/stdc++.h>
using namespace std;
int A[300005];
int main(){
	int n,d;cin  >> n >> d;
	for(int i=1;i<=n;i++)cin >> A[i];
	int maxi = 1, cnt = 0;
	for(int i=2;i<=n;i++){
		if(i > maxi + d)maxi = i - 1, cnt++;
		if(A[i])maxi = i;
	}
	cout << cnt;
}
#Verdict Execution timeMemoryGrader output
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