Submission #1029624

#	Time	Username	Problem	Language	Result	Execution time	Memory
1029624		nisanduu	Detecting Molecules (IOI16_molecules)	C++14	100 / 100	44 ms	8348 KiB

molecules

#include "molecules.h"
#include <bits/stdc++.h>
typedef long long ll;
using namespace std;
std::vector<int> find_subset(int l, int u, std::vector<int> w) {
    vector<ll> pref;
    int n = w.size();
    vector<pair<ll,ll>> arr;
    for(ll i=0;i<n;i++){
        arr.push_back({w[i],i});
    }
    sort(arr.begin(),arr.end());
    vector<int> ans;
    ll p1 = 0,p2 = 0;
    ll cr = 0;
    while(p2<n&&p1<n){
        cr += arr[p1].first;
        while(cr>u&&p2<p1){
            cr -= arr[p2].first;
            p2++;
        }
        if(cr<=u&&cr>=l){
            for(ll i=p2;i<=p1;i++){
                ans.push_back(arr[i].second);
            }
            return ans;
        }
        p1++;
    }
    return ans;
}

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