Submission #1251097

#	Time	Username	Problem	Language	Result	Execution time	Memory
1251097		guardianec	Detecting Molecules (IOI16_molecules)	C++20	100 / 100	34 ms	3112 KiB

molecules

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

vector<int> ans,v;
ll lo,hi;

vector<int> find_subset(int l, int u, vector<int> w){
    for (int i=0; i<w.size(); i++){
        v.push_back(i);
    }
    sort(v.begin(), v.end(), [&](int a, int b){
        return w[a]<w[b];
    });
    for (int i=0; i<w.size(); i++){
        lo+=w[v[i]]; hi+=w[v[w.size()-i-1]];
        if (hi>=l && lo<=u){
            int j = i;
            while(l>lo) {
                lo = lo - w[v[j-i]] + w[v[j+1]];
                j++;
            }
            for (int k=j-i; k<=j; k++){
                ans.push_back(v[k]);
            }
            return ans;
        }
    }
    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