Submission #209148

#	Time	Username	Problem	Language	Result	Execution time	Memory
209148		kai824	Telefoni (COCI17_telefoni)	C++17	80 / 80	22 ms	380 KiB

telefoni

#include "bits/stdc++.h"
using namespace std;

typedef pair<int,int> pii;
#define eb emplace_back
#define int int64_t


int32_t main() {
    ios_base::sync_with_stdio(false);cin.tie(0);
		int n,d,a,last=-1,ans=0;
		cin>>n>>d;
		for(int x=0;x<n;x++){
			cin>>a;
			if(a==0)continue;
			if(last==-1)last=x;
			else{
				if(x-last<=d){
					last=x;continue;
				}else{
					a=x-last;
					while(a>d){
						a-=d;
						ans++;
					}
					last=x;
				}
			}
		}
		cout<<ans;
    return 0;
}

• Subtask 1: 80 / 80