Submission #1187030

#	Time	Username	Problem	Language	Result	Execution time	Memory
1187030		eri16	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();
    vector<pair<int, int>> k;
    for (int i = 0; i < n; ++i) {
        k.push_back({w[i], i});
    }
    sort(k.begin(), k.end());

    int left = 0, right = 0;
    long long sum = 0;
    while (right < n) {
        sum += k[right].first;
        while (sum > u && left <= right) {
            sum -= k[left].first;
            left++;
        }
        if (sum >= l && sum <= u) {
            vector<int> result;
            for (int i = left; i <= right; ++i) {
                result.push_back(k[i].second); 
            }
            return result;
        }
        right++;
    }
    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