Submission #1299833

#TimeUsernameProblemLanguageResultExecution timeMemory
1299833tuncay_pashaCombo (IOI18_combo)C++20
0 / 100
1 ms332 KiB
#include "combo.h" #include "bits/stdc++.h" using namespace std; string guess_sequence(int N) { char ff = '$'; if (press("AB") == 1) { if (press("A") == 1) { ff = 'A'; } else ff = 'B'; } else { if (press("X") == 1) { ff = 'X'; } else ff = 'Y'; } string ans = ""; ans += ff; for (int i = 2; i < N; ++i) { string t = ""; if (ff == 'A') { t += ans, t += 'B', t += ans, t += "XX", t += ans, t += "XY", t += ans, t += "XB"; int sz = press(t); if (sz == ans.size()) { ans += 'Y'; } else if (sz == ans.size() + 1) { ans += 'B'; } else ans += 'X'; } else if (ff == 'B') { t += ans, t += 'A', t += ans, t += "XX", t += ans, t += "XY", t += ans, t += "XA"; int sz = press(t); if (sz == ans.size()) { ans += 'Y'; } else if (sz == ans.size() + 1) { ans += 'A'; } else ans += 'X'; } else if (ff == 'X') { t += ans, t += 'A', t += ans, t += "BB", t += ans, t += "BY", t += ans, t += "BA"; int sz = press(t); if (sz == ans.size()) { ans += 'Y'; } else if (sz == ans.size() + 1) { ans += 'A'; } else ans += 'B'; } else { t += ans, t += 'A', t += ans, t += "XX", t += ans, t += "XA", t += ans, t += "XB"; int sz = press(t); if (sz == ans.size()) { ans += 'B'; } else if (sz == ans.size() + 1) { ans += 'A'; } else ans += 'X'; } } return ans; }
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