Submission #1129387

#	Time	Username	Problem	Language	Result	Execution time	Memory
1129387		NAMIN	Detecting Molecules (IOI16_molecules)	C++20	0 / 100	29 ms	328 KiB

molecules

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

using namespace std;

vector<bool> take;

pair<vector<int>,bool> solve(int l,int u,vector<pair<int,int>>& W){
	if(l <= 0)
		return {{},true};
	vector<int> ans;
	bool ok = false;
	for(int i=0;i<W.size();i++){
		if(W[i].first > u || take[i])
			continue;
		take[i] = true;
		auto res = solve(l-W[i].first,u-W[i].first,W);
		ans = res.first;
		ans.push_back(W[i].second);
		ok = res.second;
		if(ok){
			break;
		}
		take[i] = false;
	}
	return {ans,ok};
}


vector<int> find_subset(int l, int u,vector<int> w) {
	take.assign(w.size(),false);
	vector<pair<int,int>> W;
	for(int i=0;i<w.size();i++){
		W.push_back(make_pair(w[i],i));
	}
	sort(W.begin(),W.end());
    return solve(l,u,W).first;
}

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: 0 / 9
• Subtask 2: 0 / 10
• Subtask 3: 0 / 12
• Subtask 4: 0 / 15
• Subtask 5: 0 / 23
• Subtask 6: 0 / 31