제출 #520848

#제출 시각아이디문제언어결과실행 시간메모리
520848BobbyTelefoni (COCI17_telefoni)C++17
80 / 80
48 ms276 KiB
#include<bits/stdc++.h> using namespace std; int main(){ int n,d; cin>>n>>d; int last = -1; int ans = 0; for(int i=0;i<n;i++){ int x; cin>>x; if(i>=d+last && x==0){ ans++; last = i; } else if(x==1){ last = i; } } cout<<ans; }
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