Submission #1304255

#	Time	Username	Problem	Language	Result	Execution time	Memory
1304255		Johan	Detecting Molecules (IOI16_molecules)	C++20	69 / 100	1095 ms	3800 KiB

molecules

#include "molecules.h"
#include "bits/stdc++.h"
using namespace std;

vector < int > find_subset(int l, int u, vector < int > w){
	int n = w.size();
	map < int , vector < int > > id;
	for(int i = 0; i < w.size(); i++)
		id[w[i]].push_back(i);
	sort(w.begin(), w.end());
  for(int i = 0; i < n; i++){
		int j = i;
		while(j < n && w[j] - w[i] <= u - l)j++;
		if(j == n)j--;
		int ans = 0;
		vector < int > y;
		for(int z = i; z <= j; z++){
  		ans += w[z];
  		y.push_back(w[z]);
  		if(ans > u){
  			ans -= w[z];
  			y.pop_back();
			}
		}
		if(ans >= l && ans <= u){
			vector < int > rs;
			for(auto i : y){
				rs.push_back(id[i].back());
				id[i].pop_back();	
			}
			reverse(rs.begin(), rs.end());
			return rs;
		}
	}
	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: 0 / 31