Submission #939466

#	Time	Username	Problem	Language	Result	Execution time	Memory
939466		ifateen	Detecting Molecules (IOI16_molecules)	C++14	9 / 100	1 ms	440 KiB

molecules

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

vector<int> find_subset(int l, int u, std::vector<int> w) {
    vector<int> ans;
    vector<pair<int, int>> arr(w.size());
    for (size_t i = 0; i < w.size(); i++) {
        arr[i] = {w[i], i};
    }

    sort(begin(arr), end(arr));
    size_t R = 0;
    long long sum = arr[0].first;
    for (size_t L = 0; L < w.size(); L++) {
        if (R < L) {
            R = L;
            sum = arr[R].first;
        }
        while (R + 1 < w.size() && sum + arr[R + 1].first <= u) sum += arr[++R].first;
        if (sum >= l && sum <= u) {
            for (size_t s = L; s <= R; s++) ans.push_back(arr[s].second);
            break;
        }
    }
    return ans;
}

• Subtask 1: 9 / 9
• Subtask 2: 0 / 10
• Subtask 3: 0 / 12
• Subtask 4: 0 / 15
• Subtask 5: 0 / 23
• Subtask 6: 0 / 31