Submission #1235261

#	Time	Username	Problem	Language	Result	Execution time	Memory
1235261		pcp	앵무새 (IOI11_parrots)	C++20	52 / 100	2 ms	840 KiB

encoder

#include "encoder.h"
#include "encoderlib.h"
#include <math.h>
#include <iostream>
#include <vector>

using namespace std;



void encode(int N, int M[])
{
  int i;
  for(i=0; i<N; i++){
    int b = M[i];
    for (int j = 7;j >= 0;--j){
      int x = pow(2,j);
      if (x <= b){
        b-=x;
        send(j + i*9);
      }
    }

  }
    
}

decoder

#include "decoder.h"
#include "decoderlib.h"
#include <math.h>
#include <iostream>
#include <vector>


using namespace std;

void decode(int N, int L, int X[])
{
  int i, b;

  vector<int> msg(N,0);

  for(i=0; i<L; i++) {
    b = X[i] ;

    msg[b/9] += pow(2,(b%9));

  }

  for (int c : msg)output(c);
}

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