Submission #996746

#	Time	Username	Problem	Language	Result	Execution time	Memory
996746		stdfloat	Detecting Molecules (IOI16_molecules)	C++17	100 / 100	42 ms	5724 KiB

molecules

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

using ll = long long;

vector<int> find_subset(int L, int R, vector<int> w) {
    int n = (int)w.size();

    pair<int, int> p[n];
    for (int i = 0; i < n; i++)
        p[i] = {w[i], i};
    sort(p, p + n);

    ll sm = 0;
    int l = 0;
    for (int i = 0; i < n; i++) {
        sm += p[i].first;
        while (sm > R) sm -= p[l++].first;

        if (L <= sm) {
            vector<int> v;
            while (l <= i) v.push_back(p[l++].second);

            return v;
        }
    }

    return {};
}

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