Submission #1303715

#	Time	Username	Problem	Language	Result	Execution time	Memory
1303715		khba	Detecting Molecules (IOI16_molecules)	C++20	100 / 100	32 ms	3860 KiB

molecules

#include "molecules.h"
#include "bits/stdc++.h"
using namespace std;

vector<int> find_subset(int L, int R, vector<int> w) {
    int n = w.size();
    vector <int> o(n);
    iota(begin(o), end(o), 0);
    sort(begin(o), end(o), [&] (int r, int l) { return w[r] < w[l]; });
    int64_t s = 0;
    for (int r = 0, l = 0; r < n; ++r) {
        s += w[o[r]];
        while (l <= r and s > R) s -= w[o[l++]];
        if (s >= L and s <= R and l <= r) {
            vector <int> ans;
            for (int i = l; i <= r; ++i) ans.emplace_back(o[i]);
            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