Submission #564437

#TimeUsernameProblemLanguageResultExecution timeMemory
564437shrimbQuestion (Grader is different from the original contest) (CEOI14_question_grader)C++17
0 / 100
3105 ms24180 KiB
int encode (int n, int x, int y) { int dif = x ^ y; int id = 0; while (!(dif & 1)) dif >>= 1, id++; if (y & (1 << id)) id |= (1 << 4); return id + 1; }
int decode (int n, int q, int h) { h--; bool flip = h & (1 << 4); h &= ~(1 << 4); if (q & (1 << h)) return 1^flip; else return 0^flip; }
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