Submission #1211844

#	Time	Username	Problem	Language	Result	Execution time	Memory
1211844		Marco_Escandon	Detecting Molecules (IOI16_molecules)	C++20	100 / 100	55 ms	11948 KiB

molecules

#include "molecules.h"
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
std::vector<int> find_subset(int l, int u, std::vector<int> w) {
    vector<pair<ll,ll>> asd;
    for(int i=0; i<w.size(); i++)
    {
        asd.push_back({w[i],i});
    }
    sort(w.begin(),w.end());
    sort(asd.begin(),asd.end());
    ll ac=0;
    vector<int> ans;
    priority_queue<pair<ll,ll>> q;
    for(int i=0; i<w.size(); i++)
    {
        if(ac+w[i]<=u)
        {
            ac+=w[i];
            ans.push_back(i);
            if(ac>=l) 
            {
                for(int j=0; j<ans.size(); j++)
                    ans[j]=asd[ans[j]].second;
                return ans;
            }
        }
        else q.push({w[i],i});
    }
    ll p=0;
    while(p<ans.size()&&!q.empty()&&ac<l&&q.top().first>w[ans[p]])
    {
        ac+=q.top().first-w[ans[p]];
        q.push({w[ans[p]],ans[p]});
        ans[p]=q.top().second;
        p++;
        q.pop();
    }
    if(ac>=l&&ac<=u) 
    {
        for(int j=0; j<ans.size(); j++)
            ans[j]=asd[ans[j]].second;
        return ans;
    }
    ans.clear();
    return ans;
}

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