Submission #118283

#	Time	Username	Problem	Language	Result	Execution time	Memory
118283		MAMBA	Parrots (IOI11_parrots)	C++11	81 / 100	7 ms	1536 KiB

encoder

#include "encoder.h"
#include "encoderlib.h"

void encode(int N, int M[]) {
  for (int i = 0; i < N; i++)
  for (int j = 0; j < 8; j++)
    if ((M[i] >> j) & 1) send((i << 3) + j);
}

decoder

#include "decoder.h"
#include <bits/stdc++.h>
#include "decoderlib.h"

bool mark[1000];
void decode(int N, int L, int X[]) {
  memset(mark, 0, sizeof(mark));
  for (int i = 0; i < L; i++) mark[X[i]] = true;
  for (int i = 0; i < N; i++) {
    int res = 0;
    for (int j = 0; j < 8; j++)
      if (mark[(i << 3) + j]) res += (1 << j);
    output(res);
  }
}

• Subtask 1: 17 / 17
• Subtask 2: 17 / 17
• Subtask 3: 18 / 18
• Subtask 4: 29 / 29
• Subtask 5: 0 / 19