제출 #827114

#제출 시각아이디문제언어결과실행 시간메모리
827114HamletPetrosyan콤보 (IOI18_combo)C++17
0 / 100
1 ms212 KiB
#include "combo.h" #include <bits/stdc++.h> using namespace std; #define len(a) ((int)(a).size()) string guess_sequence(int N) { string p = ""; int x; x = press("AB"); if(x == 2) p += "AB"; else if(x){ x = press("A"); if(x) p += "A"; else p += "B"; } else{ x = press("X"); if(x) p += "X"; else p += "Y"; } char ch[4] = {'A', 'B', 'X', 'Y'}; for(int i = len(p) + 1; i <= N; i++){ for(int j = 0, z = 0; j < 4; j++){ if(ch[j] == p[0]) continue; z++; if(z == 3) p += ch[j]; else { x = press(p + ch[j]); if(x == i){ p += ch[j]; break; } } } } cout << p << endl; return p; }
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