제출 #1006714

#제출 시각아이디문제언어결과실행 시간메모리
1006714makanhulia콤보 (IOI18_combo)C++17
0 / 100
16 ms1192 KiB
#include "combo.h" #include <bits/stdc++.h> using namespace std; #define pb push_back string guess_sequence(int N) { int n = N; string now = "", S; char ch[4] = {'A', 'B', 'X', 'Y'}; int k = press("AB"); if(k >= 1) { k = press("A"); if(k == 1) now = "A"; else now = "B"; } else { k = press("X"); if(k >= 1) now = "X"; else now = "Y"; } if(n == 1) return now; for(int i = 1; i + 1 < n; i++) { vector<char> p; for(auto j : ch) { if(now[0] == j) continue; p.pb(j); } string hai = now + p[0] + now + p[1] + p[0] + now + p[1] + p[1] + now + p[1] + p[2]; k = press(hai); if(k == i - 1) now = now + p[2]; else if(k == i) now = now + p[0]; else now = now + p[1]; } k = press(now + 'A' + now + 'B'); if(k == n) { k = press(now + 'A'); if(k == n) S = now + 'A'; else S = now + 'B'; } else { k = press(now + 'X'); if(k == n) S = now + 'X'; else S = now + 'Y'; } return S; }
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