제출 #256266

#제출 시각아이디문제언어결과실행 시간메모리
256266SamAnd앵무새 (IOI11_parrots)C++17
88 / 100
11 ms1792 KiB
#include "encoder.h" #include "encoderlib.h" void encode(int N, int M[]) { int n = N; if (n <= 32) { int z = 0; for (int i = 0; i < n; ++i) { int x = M[i]; for (int j = 0; j < 8; ++j) { if ((x & (1 << j))) send(z); z++; } } } else { int z = 0; for (int i = 0; i < n; ++i) { int x = M[i]; for (int j = 0; j < 4; ++j) { if ((x & (1 << j))) send(z); if ((x & (1 << (j + 4)))) { send(z); send(z); } z++; } } } }
#include "decoder.h" #include "decoderlib.h" void decode(int N, int L, int X[]) { int c[1003] = {}; int n = N; for (int i = 0; i < L; ++i) ++c[X[i]]; if (n <= 32) { int z = 0; for (int i = 0; i < n; ++i) { int x = 0; for (int j = 0; j < 8; ++j) { if (c[z]) x |= (1 << j); z++; } output(x); } } else { int z = 0; for (int i = 0; i < n; ++i) { int x = 0; for (int j = 0; j < 4; ++j) { if ((c[z] & 1)) x |= (1 << j); if ((c[z] & 2)) x |= (1 << (j + 4)); z++; } output(x); } } }
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