Submission #1136252

#	Time	Username	Problem	Language	Result	Execution time	Memory
1136252		alterio	Detecting Molecules (IOI16_molecules)	C++20	100 / 100	36 ms	4132 KiB

molecules

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

using namespace std;

vector<int> find_subset(int l, int u, vector<int> w) {
    int n = w.size();
    int R = 0;
    long long sum = 0;
    vector<pair<int, int>> v;
    for (int i = 0; i < n; i++) v.push_back({w[i], i});
    sort(v.begin(), v.end());
    for (int L = 0; L < n;) {
        while (sum < l && R < n) {
            sum += v[R].first;
            R++;
        }
        if (sum < l) break;
        if (sum > u) {
            sum -= v[L].first;
            L++;
            continue;
        }
        vector<int> ans;
        for (int i = L; i < R; i++) ans.push_back(v[i].second);
        return ans;
    }
    return {};
}

Compilation message (stderr)

molecules.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
molecules_c.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~

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