제출 #293843

#제출 시각아이디문제언어결과실행 시간메모리
293843Kastanda콤보 (IOI18_combo)C++11
100 / 100
31 ms648 KiB
// M #include<bits/stdc++.h> #include "combo.h" using namespace std; string G[4] = {"A", "B", "X", "Y"}; string guess_sequence(int n) { if (!press("AB")) swap(G[0], G[2]), swap(G[1], G[3]); if (!press(G[0])) swap(G[0], G[1]); string Rs = G[0]; if (n == 1) return Rs; for (int i = 1; i < n - 1; i ++) { string P = Rs + G[1] + G[1] + Rs + G[1] + G[2] + Rs + G[1] + G[3] + Rs + G[2]; int c = press(P) - (int)Rs.size(); if (c == 0) Rs += G[3]; else if (c == 1) Rs += G[2]; else Rs += G[1]; } if (press(Rs + G[1]) == n) Rs += G[1]; else if (press(Rs + G[2]) == n) Rs += G[2]; else Rs += G[3]; return Rs; }
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