Submission #788685

#	Time	Username	Problem	Language	Result	Execution time	Memory
788685		ThylOne	Fountain (eJOI20_fountain)	C++14	30 / 100	1573 ms	2996 KiB

fountain

#include <bits/stdc++.h>
using namespace std;
#define debug(var) cerr<<"#"<<#var<<"="<<var<<endl;
struct Recip{
	int diametre;
	int capacite;
	void read(){
		cin>>diametre;
		cin>>capacite;
	};
};

int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
	int n,q;cin>>n>>q;
	vector<Recip> recipient(n);
	for(int i = 0 ; i <n;i++)recipient[i].read();
	
	for(int i=0;i<q;i++){
		int id;cin>>id;id--;
		int volume;cin>>volume;
		int act = id;
		volume-=min(volume,recipient[id].capacite);
		
		for(int j=id+1;j<n && volume;j++){
			if(recipient[act].diametre<recipient[j].diametre){
				volume-=min(volume,recipient[j].capacite);
				act=j;
			}
		}
		if(volume){
			act=-1;
		}
		cout<<act+1<<endl;
	}
   
}

• Subtask 1: 30 / 30
• Subtask 2: 0 / 30
• Subtask 3: 0 / 40