Submission #1031567

#	Time	Username	Problem	Language	Result	Execution time	Memory
1031567		pcc	Detecting Molecules (IOI16_molecules)	C++17	9 / 100	1 ms	348 KiB

molecules

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

#define ll long long

std::vector<int> find_subset(int l, int u, std::vector<int> w) {
	int N = w.size();
	vector<int> perm(N);iota(perm.begin(),perm.end(),0);
	sort(perm.begin(),perm.end(),[&](int a,int b){return w[a]>w[b];});
	ll sum = 0;
	vector<int> ans;
	for(auto &now:perm){
		if(w[now]>u)continue;
		if(sum+w[now]>=l){
			sum += w[now];
			ans.push_back(now);
			break;
		}
		if(sum+w[now]<=l&&sum+w[now]<=u){
			ans.push_back(now);
			sum += w[now];
		}
	}
	if(sum>=l&&sum<=u)return ans;
	else return vector<int>();
}

• Subtask 1: 9 / 9
• Subtask 2: 0 / 10
• Subtask 3: 0 / 12
• Subtask 4: 0 / 15
• Subtask 5: 0 / 23
• Subtask 6: 0 / 31