#include "combo.h" #include <iostream> using namespace std; string guess_sequence(int N){ string t = "ABXY", p = ""; int idx = 0; for (int i = 0; i < 4; i++){ p.clear(); p += t[i]; if (press(p)){idx = i; break;} } string tt = ""; for (int i = 0; i < 4; i++) if (idx != i) tt += t[i]; for (int i = 1; i < N; i++){ for (int j = 0; j < 3; j++){ p += tt[j]; if (press(p) == i + 1) break; p.pop_back(); } } return p; }