제출 #226280

#제출 시각아이디문제언어결과실행 시간메모리
226280Coroian_David앵무새 (IOI11_parrots)C++11
24 / 100
18 ms1792 KiB
#include "encoder.h" #include "encoderlib.h" void encode(int N, int M[]) { int k = 0; int a[700]; for(int i = 0; i < N; i ++) { for(int j = 7; j >= 0; j --) a[++ k] = (((1 << j) & M[i]) != 0); } int cr = 0; for(int i = 1; i <= k; i += 2) { int nr = (a[i] << 1) + a[i + 1]; for(int j = 1; j <= nr; j ++) send(cr); cr ++; } }
#include "decoder.h" #include "decoderlib.h" void decode(int N, int L, int X[]) { int ap[600]; for(int i = 0; i <= 255; i ++) ap[i] = 0; for(int i = 0; i < L; i ++) ap[X[i]] ++; int cr = 0; for(int i = 0; i < N; i ++) { int nr = (ap[cr] << 6) + (ap[cr + 1] << 4) + (ap[cr + 2] << 2) + ap[cr + 3]; output(nr); cr += 4; } }
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