Submission #949799

#	Time	Username	Problem	Language	Result	Execution time	Memory
949799		Rainmaker2627	Detecting Molecules (IOI16_molecules)	C++17	100 / 100	42 ms	6436 KiB

molecules

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

std::vector<int> find_subset(int l, int u, std::vector<int> w) {
	ll s=0;
	int lo=0, hi=0, n=w.size();
	vector<int> ans(0);
	vector<pair<int, int>> t;
	for (int i = 0; i < n; ++i) t.emplace_back(w[i], i);
	sort(t.begin(), t.end());
	while (lo<n) {
		if (s<l) {
			if (hi<n) s+=t[hi++].first;
			else break;
		} else if (s>u && lo<n) s-=t[lo++].first;

		if (l<=s && s<=u) {
			for (int i = lo; i < hi; ++i) ans.push_back(t[i].second);
			break;
		}
	}
	return ans;
}

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