제출 #750221

#제출 시각아이디문제언어결과실행 시간메모리
750221cheat_when_I_was_young콤보 (IOI18_combo)C++17
5 / 100
1 ms228 KiB
#include<bits/stdc++.h> #include "combo.h" using namespace std; string guess_sequence(int n) { int coins; vector<char> c = {'A', 'B', 'X', 'Y'}; string ans = ""; coins = press(ans + "A" + ans + "B"); if (coins - ans.size()) { coins = press(ans + "A"); if (coins - ans.size()) ans += "A"; else ans += "B"; } else { coins = press(ans + "X"); if (coins - ans.size()) ans += "X"; else ans += "Y"; } vector<string> d, e; if (ans == "A") { d = {"B", "XB", "XX", "XY"}; e = {"Y", "B", "X"}; } else if (ans == "B") { d = {"A", "XA", "XX", "XY"}; e = {"Y", "A", "X"}; } else if (ans == "X") { d = {"A", "YA", "YB", "YY"}; e = {"B", "A", "Y"}; } else { d = {"A", "XA", "XB", "XX"}; e = {"B", "A", "X"}; } while ((int)ans.size() < n-1) { coins = press(ans + d[0] + ans + d[1] + ans + d[2] + ans + d[3]); ans += e[coins - ans.size()]; } coins = press(ans + "A" + ans + "B"); if (coins - ans.size()) { coins = press(ans + "A"); if (coins - ans.size()) ans += "A"; else ans += "B"; } else { coins = press(ans + "X"); if (coins - ans.size()) ans += "X"; else ans += "Y"; } return ans; }
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