Submission #1340748

#	Time	Username	Problem	Language	Result	Execution time	Memory
1340748		zowi	Combo (IOI18_combo)	C++20	Compilation error	0 ms	0 KiB

combo

#include<bits/stdc++.h>
using namespace std;

/*string co;

int press(string slo)
{
	cout << slo << endl;
	int ile = 0;
	for(int i = 0;i < slo.size();++i)
	{
		if(slo[i] != co[i]) break;
		ile++;
	}
	cout << ile << endl;
	return ile;
}*/

string guess_sequence(int n)
{
	string p;
	set<char> tab = {'A','B','X','Y'};
	if(press("A"))
	{
		p = "A";
		tab.erase('A');
	}
	else if(press("B"))
	{
		p = "B";
		tab.erase('B');
	}
	else if(press("X"))
	{
		p = "X";
		tab.erase('X');
	}
	else
	{
		p = "Y";
		tab.erase('Y');
	}
	for(int i = 1;i < n;++i)
	{
		for(char j : tab)
		{
			if(press(p+j) == i+1)
			{
				p += j;
				break;
			}
		}
	}
	return p;
}

/*int main()
{
	co = "BAYXA";
	cout << guess_sequence(co.size()) << endl;
}*/

Compilation message (stderr)

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:23:12: error: 'press' was not declared in this scope
   23 |         if(press("A"))
      |            ^~~~~
combo.cpp:47:28: error: 'press' was not declared in this scope
   47 |                         if(press(p+j) == i+1)
      |                            ^~~~~