Submission #505140

#	Time	Username	Problem	Language	Result	Execution time	Memory
505140		sliviu	Detecting Molecules (IOI16_molecules)	C++14	0 / 100	1 ms	332 KiB

molecules

#include <bits/stdc++.h>
#include "molecules.h"

using namespace std;

vector<int> find_subset(int l, int r, vector<int> v) {
	int n = v.size();
	long long s = 0;
	vector<int> p(n), ans;
	iota(p.begin(), p.end(), 0);
	sort(p.begin(), p.end(), [&](int i, int j) {return v[i] < v[j]; });
	for (int i = 0, j = -1; i < n; ++i) {
		while (j + 1 < n && s < l)
			s += v[p[++j]];
		if (l <= s && s <= r) {
			for (int k = i; k <= j; ++k)
				ans.emplace_back(p[k]);
			return ans;
		}
		if (i <= j)
			s -= v[p[i]];
	}
}

Compilation message (stderr)

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:9:17: warning: control reaches end of non-void function [-Wreturn-type]
    9 |  vector<int> p(n), ans;
      |                 ^

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