Submission #1071971

#	Time	Username	Problem	Language	Result	Execution time	Memory
1071971		hq77	Snail (NOI18_snail)	C++17	0 / 100	1 ms	348 KiB

snail

// Source: https://usaco.guide/general/io

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

int main() {
	int h,n;cin>>h>>n;
	vector<long long int>v(n);
	long long int used=0, Max=0;
	for(int i=0;i<n;i++){
		cin>>v[i];
		used+=v[i];
		if(used>Max)Max=used;
	}
	if(used<=0 && Max<h && h>0){
		cout<<"-1 -1";
		return 0;
	}
	long long int days_required;
	if(h-Max%used>0){
		days_required = (h-Max)/used+1;
	}
	else days_required = (h-Max)/used;
	cout<<days_required<<" ";
	int now = days_required*used;
	if(now>=h){cout<<0;return 0;}
	for(int i=0;i<n;i++){
		now+=v[i];
		if(now>=h){cout<<i;return 0;}
	}
}

• Subtask 1: 0 / 11
• Subtask 2: 0 / 9
• Subtask 3: 0 / 25
• Subtask 4: 0 / 17
• Subtask 5: 0 / 38