Submission #1021891

#	Time	Username	Problem	Language	Result	Execution time	Memory
1021891		DorostWef	Detecting Molecules (IOI16_molecules)	C++17	100 / 100	48 ms	8648 KiB

molecules

#include "molecules.h"

#include <bits/stdc++.h>

using namespace std;

#define F first
#define S second

vector<int> find_subset(int l, int u, vector<int> w) {
	vector <pair <int, int>> p;
	for (int x : w) {
		p.push_back(make_pair (x, (int)p.size()));
	}
	sort (p.begin(), p.end());
	vector <long long> ps = {0};
	for (pair <int, int> x : p) {
		ps.push_back(ps.back() + x.F);
	}
	int s = 0, t = -1;
	for (int i = 0; i < (int)ps.size(); i++) {
		int in = lower_bound (ps.begin(), ps.end(), ps[i] - u) - ps.begin();
		long long x = ps[i] - ps[in];
		if (x >= l) 
			s = in, t = i - 1;
	}
	vector <int> ans;
	for (int i = s; i <= t; i++) {
		ans.push_back(p[i].S);
	}
	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