제출 #108695

#제출 시각아이디문제언어결과실행 시간메모리
108695boatinw99콤보 (IOI18_combo)C++11
5 / 100
2 ms256 KiB
/** * Author : boatinw99 * Date : 1.5.2019 11:54 **/ #include "combo.h" #include<bits/stdc++.h> using namespace std ; set<char> s ; char c[3]; string guess_sequence(int n) { string ans = "" ; string p="AB"; int ret = press(p); char root ; if(ret>=1) { p="A"; ret = press(p); if(ret==1)root='A'; else root='B'; } else { p="X"; ret = press(p); if(ret==1)root='X'; else root='Y'; } s.insert('A');s.insert('B');s.insert('X');s.insert('Y'); ans=root; s.erase(root); int i = 0 ; for(auto it:s)c[i++]=it; for(int i=2;i<n;i++) { p=ans+c[0]+c[0]+ans+c[0]+c[1]+ans+c[0]+c[2]+ans+c[1]; int ret = press(p); if(ret==i+1)ans+=c[0]; else if(ret==i)ans+=c[1]; else ans+=c[2]; } p = ans+c[0]+ans+c[1]; ret = press(p); if(ret==n) { p = ans+c[0]; ret = press(p); if(ret==n)ans+=c[0]; else ans+=c[1]; } else ans+=c[2]; return ans ; }
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