Submission #1214675

#	Time	Username	Problem	Language	Result	Execution time	Memory
1214675		michael12	Detecting Molecules (IOI16_molecules)	C++20	100 / 100	36 ms	4120 KiB

molecules

#include "molecules.h"
#include <vector>
#include <algorithm>
using namespace std;

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

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