제출 #136339

#제출 시각아이디문제언어결과실행 시간메모리
136339quotitquot콤보 (IOI18_combo)C++14
30 / 100
112 ms436 KiB
#include<bits/stdc++.h> #include "combo.h" using namespace std; string ans = ""; int ps( char x ) { string s = ans; s += x; return press( s ); } std::string guess_sequence(int N) { string p = ""; if( press( "AB" ) == 0 ) { if( press( "X" ) == 1 ) ans = "X"; else ans = "Y"; } else { if( press( "A" ) == 1 ) ans = "A"; else ans = "B"; } if( ans == "A" ) p = "BXY"; if( ans == "B" ) p = "AXY"; if( ans == "X" ) p = "ABY"; if( ans == "Y" ) p = "ABX"; for( int i = 1; i < N; i ++ ) { if( ps( p[2] ) == i+1 ) ans += p[2]; else if( ps( p[1] ) == i+1 ) ans += p[1]; else ans += p[0]; } return ans; }
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