Submission #1051491

#	Time	Username	Problem	Language	Result	Execution time	Memory
1051491		UmairAhmadMirza	Unscrambling a Messy Bug (IOI16_messy)	C++17	49 / 100	1 ms	600 KiB

messy

#pragma once
 
#include <bits/stdc++.h>
using namespace std;
 
void add_element(string x);
bool check_element(string x);
void compile_set();

int randfun(int j){
	return rand()%j;
}

vector<int> restore_permutation(int n, int w, int r){
	string s="";
	for (int i = 0; i < n; ++i)
		s+='0';
	for (int i = 0; i < n; ++i){
		s[i]='1';
		add_element(s);
	}
	compile_set();
	vector<int> per(n);
	for (int i = 0; i < n; ++i){
		s[i]='0';
		per[i]=-1;
	}
	vector<int> v;
	for (int i = 0; i < n; ++i)
		v.push_back(i);
	random_shuffle(v.begin(), v.end(), randfun);
	for (int i = 0; i < n; ++i)
	{
		for (int j = 0; j < n; ++j)
		{
			if(per[j]==-1)
				s[j]='0';
			else
				s[j]='1';
		}
		for (int j:v)
		{
			if(s[j]=='1')
				continue;
			s[j]='1';
			if(check_element(s)){
				per[j]=i;
				break;
			}
			s[j]='0';	
		}
	}
	return per;
}

Compilation message (stderr)

messy.cpp:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~

• Subtask 1: 20 / 20
• Subtask 2: 18 / 18
• Subtask 3: 11 / 11
• Subtask 4: 0 / 21
• Subtask 5: 0 / 30