#include "combo.h" #include<bits/stdc++.h> using namespace std; string guess_sequence(int n){ char st; string chars=""; if(press("A"))st='A',chars="BXY"; else if(press("B"))st='B',chars="AXY"; else if(press("X"))st='X',chars="ABY"; else st='Y',chars="ABX"; string ans=""; ans.push_back(st); for(int i=1;i<=n-2;i++){ string str=""; str+=ans+chars[1]; str+=ans+chars[2]+chars[0]; str+=ans+chars[2]+chars[1]; str+=ans+chars[2]+chars[2]; ans+=chars[press(str)-i]; } if(press(ans+chars[0])==n)ans+=chars[0]; else if(press(ans+chars[1])==n)ans+=chars[1]; else ans+=chars[2]; return ans; }