Submission #1144131

#	Time	Username	Problem	Language	Result	Execution time	Memory
1144131		crispxx	Detecting Molecules (IOI16_molecules)	C++20	100 / 100	35 ms	3656 KiB

molecules

#include <bits/stdc++.h>
#include "molecules.h"

// #include "grader.cpp"

using namespace std;

#define all(x) x.begin(), x.end()
#define pb push_back
#define nl '\n'

vector<int> find_subset(int l, int u, vector<int> w) {
	int n = w.size();
	
	vector <array<int, 2>> w_i(n);
	
	for(int i = 0; i < n; i++) {
		w_i[i] = {w[i], i};
	}
	
	sort(all(w_i));
	
	int _l = 0;
	
	long long sum = 0;
	
	for(int r = 0; r < n; r++) {
		 sum += w_i[r][0];
		 
		 while(sum > u && _l <= r) {
			 sum -= w_i[_l][0];
			 _l++;
		 }
		 
		 if(l <= sum && sum <= u) {
			 vector<int> ans;
			 for(int i = _l; i <= r; i++) {
				 ans.pb(w_i[i][1]);
			 }
			 return ans;
		 }
	}
	return {};
}

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