Submission #498069

#	Time	Username	Problem	Language	Result	Execution time	Memory
498069		IOI_champion_in_1980	Combo (IOI18_combo)	C++14	0 / 100	0 ms	200 KiB

combo

#include<bits/stdc++.h>
using namespace std;
int a, b, c, d, e, n, m;
string s, t, st;
int press(string p);
string guess_sequence(int n) {
//int main() {
	s="ABXY";
	string yok="", p="";
	for (a=0; a<3; a++)
	{
		string k;
		k=k+s[a];
		if (press(k)==1)
		{
			p=p+s[a];
			break;
		}
		else
		{
			yok=yok+s[a];
		}
	}
	if (p.length()==0) p=p+s[3]; else yok=yok+s[3];
	for (a=2; a<=n-1; a++)
	{
		int k=press(p+yok[0]+yok[0]+p+yok[0]+yok[1]+p+yok[0]+yok[2]+p+yok[1]);
		if (k==2) p=p+yok[0];
			else if (k==1) p=p+yok[1];
				else p=p+yok[2];
	}
	return p;
}

• Subtask 1: 0 / 5
• Subtask 2: 0 / 95