Submission #594945

#	Time	Username	Problem	Language	Result	Execution time	Memory
594945		Lucpp	Detecting Molecules (IOI16_molecules)	C++17	0 / 100	1 ms	300 KiB

molecules

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

vector<int> find_subset(int l, int u, vector<int> w) {
    int sum = 0, i = 0, n = (int)w.size();
    vector<pair<int, int>> a(n);
    for(int i = 0; i < n; i++) a[i] = {w[i], i};
    sort(a.begin(), a.end());
    vector<int> v;
    while(i < n && sum < u-a[i].first) v.push_back(a[i].second), sum += a[i++].first;
    if(sum >= l) return v;
    for(int j = 1; j <= i; j++){
        sum -= a[i-j].first;
        sum += a[n-j].first;
        v[i-j] = a[n-j].second;
        if(sum >= l) return v;
    }
    return {};
}

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