제출 #94504

#제출 시각아이디문제언어결과실행 시간메모리
94504SuperJava콤보 (IOI18_combo)C++17
100 / 100
69 ms544 KiB
#include "combo.h" #include <bits/stdc++.h> using namespace std; #define sz(a) int(a.size()) string guess_sequence(int N) { string S = ""; if(N == 1){ int ans = press("AB"); if(ans == 1){ if(press("A")){ return "A"; } return "B"; } if(press("X")){ return "X"; } return "Y"; } if(true){ int ans = press("AB"); if(ans == 2) S += "AB"; else if(ans == 1){ if(press("A")){ S += "A"; }else{ S += "B"; } }else{ if(press("X")){ S += "X"; }else{ S += "Y"; } } } string l = "ABXY"; for (unsigned int i = 0; i < l.size(); ++i){ if(l[i] == S[0]){ l.erase(l.begin()+i);break; } } for (int i = S.size()+1; i < N; i++){ int ans = press(S + l[0] + l[0] + S + l[0] + l[1] + S + l[0] + l[2] + S + l[1]); if(ans == sz(S)+2) S += l[0]; else if(ans == sz(S)+1) S += l[1]; else S += l[2]; } if(sz(S) != N){ if(press(S + l[0]) == sz(S) + 1) S += l[0]; else if(press(S + l[1]) == sz(S) + 1) S += l[1]; else S += l[2]; } return S; }
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