제출 #703134

#제출 시각아이디문제언어결과실행 시간메모리
703134PenguinsAreCute콤보 (IOI18_combo)C++17
94 / 100
35 ms548 KiB
#include "combo.h" #include <bits/stdc++.h> using namespace std; string guess_sequence(int N) { string p = ""; char c[4]; c[0] = 'A'; c[1] = 'B'; c[2] = 'X'; c[3] = 'Y'; for(int i = 1; i < 4; i++) { int sw = rand() % (i + 1); if(sw != i) swap(c[sw], c[i]); } for(int j = 0; j < 4; j++) { if(j == 0) p += c[j]; else p[0] = c[j]; if(j == 3 || press(p) == 1) { if(j != 3) swap(c[j], c[3]); break; } } srand(4206969420); for(int i = 1; i < N - 2; i++) { string s = p + c[2] + c[0] + p + c[2] + c[1] + p + c[2] + c[2] + p + c[1]; p += c[press(s) - i]; } for(int i = max(N - 2, 1); i < N; i++) { for(int j = 1; j < 3; j++) { int sw = rand() % (j + 1); if(sw != j) swap(c[sw], c[j]); } for(int j = 0; j < 3; j++) { if(j == 0) p += c[j]; else p[i] = c[j]; if(j == 2 || press(p) == i + 1) break; } } return p; }
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