제출 #721323

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
721323		vjudge1	Telefoni (COCI17_telefoni)	C++17	16 / 80	20 ms	1492 KiB

telefoni

#include <bits/stdc++.h>
#define sts stable_sort
#define B begin()
#define rB rbegin()
#define E end()
#define rE rend()
#define F first
#define S second
#define pb push_back
#define ppb pop_back()
#define pf push_front
#define ppf pop_front()
#define eb emplace_back
#define ll long long
#define ui unsigned int
#define ull unsigned long long

using namespace std;

const int MAXN = 1e6 + 4;
const int MOD = 1e9 + 7;

int main()
{
    ios_base::sync_with_stdio(0); cin.tie(0);

    int n, d; cin >> n >> d;
    vector<int> v(n);

    for(int i = 0; i < n; i++){
        cin >> v[i];
    }
    ll cnt = 0, res = 0;
    for(int i = 0; i < n; i++){
        if(v[i])continue;
        cnt++;
        if(cnt == d){
            cnt -= d;
            res++;
        }
    }

    cout << res << "\n";

    return 0;
}

• Subtask 1: 16 / 80