Submission #1318617

#	Time	Username	Problem	Language	Result	Execution time	Memory
1318617		muramasa	Detecting Molecules (IOI16_molecules)	C++20	100 / 100	81 ms	17592 KiB

molecules

#include "molecules.h"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pll pair<ll,ll>

vector<int> find_subset(int l, int u, vector<int> w) {
    int n = w.size();
    vector<pll> a;
    for(int i = 0;i < n;i++)a.push_back({w[i],i});
    sort(a.begin(),a.end());
    ll sum = 0;
    int lp = 0;
    multiset<pll> ms;
    for(int i = 0;i < n;i++){
        sum += a[i].first;
        ms.insert(a[i]);
        while(lp < i && sum > (ll)u){
            ms.erase(a[lp]);
            sum -= a[lp].first;
            lp++;
        }
        if(sum >= (ll)l && sum <= (ll)u){
            vector<int> ans;
            for(auto it = ms.begin();it != ms.end();it++)ans.push_back(it->second);
            return ans;
        }
    }
    return vector<int>();
}

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