Submission #1147651

#	Time	Username	Problem	Language	Result	Execution time	Memory
1147651		aqxa	Detecting Molecules (IOI16_molecules)	C++20	100 / 100	35 ms	5192 KiB

molecules

#include <bits/stdc++.h>
using namespace std;

vector<int> find_subset(int l, int u, vector<int> w) {
    int n = w.size();
    vector<pair<long long, int>> molecules(n);
    for(int i = 0; i < n; i++) {
        molecules[i] = {w[i], i};
    }

    sort(molecules.begin(), molecules.end());

    int left = 0;
    long long sum = 0;

    for(int right = 0; right < n; right++) {
        sum += molecules[right].first;

        while(left <= right && sum > u) {
            sum -= molecules[left].first;
            left++;
        }

        if(sum >= l && sum <= u) {
            vector<int> result;
            for(int i = left; i <= right; i++) {
                result.push_back(molecules[i].second);
            }
            sort(result.begin(), result.end());
            return result;
        }
    }

    return vector<int>();
}

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