Submission #1144125

#	Time	Username	Problem	Language	Result	Execution time	Memory
1144125		crispxx	Detecting Molecules (IOI16_molecules)	C++20	31 / 100	58 ms	131072 KiB

molecules

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

// #include "grader.cpp"

using namespace std;

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

vector<int> find_subset(int l, int u, vector<int> w) {
	int n = w.size();
	
	vector <vector<int>> dp(n + 1, vector<int> (u + 1));
	
	dp[0][0] = 1;
	
	for(int i = 0; i < n; i++) {
		dp[i + 1] = dp[i];
		for(int j = u; j >= w[i]; j--) {
			dp[i + 1][j] |= dp[i][j - w[i]];
		}
	}
	
	int j = -1;
	
	for(int i = l; i <= u; i++) {
		if(dp[n][i]) {
			j = i;
			break;
		}
	}
	
	if(j == -1) return vector<int>(0);
	
	vector<int> ans;
	
	for(int i = n - 1; i >= 0; i--) {
		if(!dp[i][j]) {
			ans.push_back(i);
			j -= w[i];
		}
	}
	
	return ans;
}
/**
5 15 17
5 5 5 5 6

**/

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: 0 / 15
• Subtask 5: 0 / 23
• Subtask 6: 0 / 31