제출 #225912

#제출 시각아이디문제언어결과실행 시간메모리
225912frodakcin콤보 (IOI18_combo)C++11
5 / 100
1 ms200 KiB
#include "combo.h" #include <algorithm> using string = std::string; string guess_sequence(int N) { string p = ""; string S = ""; char c[5] = "ABXY"; if(press("XY")) std::swap(c[0], c[2]), std::swap(c[1], c[3]); p += c[1]; if(press(p)) std::swap(c[0], c[1]); S += c[0]; for(int i = 1;i < N-1;++i) { p = ""; p += S + c[1]; p += S + c[2] + c[1]; p += S + c[2] + c[2]; p += S + c[2] + c[3]; int v = press(p); if(v == i+1) S += c[1]; else if(v == i+2) S += c[2]; else S += c[3]; } if(press(S + c[1]) == N) S += c[1]; else if(press(S + c[2]) == N) S += c[2]; else S += c[3]; return S; }
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