제출 #310851

#제출 시각아이디문제언어결과실행 시간메모리
310851skippre콤보 (IOI18_combo)C++14
30 / 100
52 ms448 KiB
#include <combo.h> #include <bits/stdc++.h> using namespace std; string guess_sequence(int N) { char a, b, x, y; if(press("XY")) { x='A'; y='B'; press("X") ? (a='X', b='Y') : (a='Y', b='X'); } else { x='X'; y='Y'; press("A") ? (a='A', b='B') : (a='B', b='A'); } string ans=""; ans+=a; if(N==1) return ans; for(int i=1; i<=N-1; i++) { if(press(ans+b)==i+1) ans+=b; else if(press(ans+x)==i+1) ans+=x; else ans+=y; } return ans; }
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