제출 #986855

#제출 시각아이디문제언어결과실행 시간메모리
986855Tsagana콤보 (IOI18_combo)C++14
100 / 100
14 ms1824 KiB
#include "combo.h" #include<bits/stdc++.h> #define all(x) x.begin(), x.end() #define pq priority_queue #define lb lower_bound #define ub upper_bound #define pb push_back #define eb emplace_back #define F first #define S second using namespace std; string guess_sequence(int N) { string S; string opt; if (press("AB")) { if (press("A")) {S = "A"; opt = "BXY";} else {S = "B"; opt = "AXY";} } else { if (press("X")) {S = "X"; opt = "ABY";} else {S = "Y"; opt = "ABX";} } if (N == 1) return S; for(int i=1;i<N-1;i++) { string tmp = S+opt[0]+opt[0] + S+opt[0]+opt[1] + S+opt[0]+opt[2] + S+opt[1]; int ct = press(tmp); if(ct==i+2) S += opt[0]; else if(ct==i+1) S += opt[1]; else S += opt[2]; } if (press(S + opt[0]) == N) S += opt[0]; else if (press(S + opt[1]) == N) S += opt[1]; else S += opt[2]; return S; }
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