Submission #1196674

#	Time	Username	Problem	Language	Result	Execution time	Memory
1196674		amanthaband	Detecting Molecules (IOI16_molecules)	C++20	100 / 100	36 ms	4120 KiB

molecules

#ifndef MOLECULES_H
#define MOLECULES_H

#include <vector>
#include <algorithm>

std::vector<int> find_subset(int l, int u, std::vector<int> w) {
    int n = w.size();
    std::vector<std::pair<int, int>> in;
    for (int i = 0; i < n; i++)
        in.push_back({w[i], i});
    std::sort(in.begin(), in.end());

    int left = 0, right = 0;
    long long sum = 0;

    while (right < n) {
        sum += in[right].first;
        while (sum > u && left <= right) {
            sum -= in[left].first;
            ++left;
        }
        if (sum >= l && sum <= u) {
            std::vector<int> ans;
            for (int i = left; i <= right; i++)
                ans.push_back(in[i].second);
            return ans;
        }
        ++right;
    }

    return {};
}

#endif

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