Submission #933783

#	Time	Username	Problem	Language	Result	Execution time	Memory
933783		AtabayRajabli	Parrots (IOI11_parrots)	C++17	0 / 100	1 ms	1308 KiB

encoder

#include "encoder.h"
#include "encoderlib.h"
#include <bits/stdc++.h>

using namespace std;

void encode(int N, int M[])
{
  for(int i = 0; i < N; i++)
  {
    vector<int> msg;
    for(int j = 4; j >= 0; j--)
    {
      msg.push_back((1 << j) & i);
    }
    for(int j = 7; j >= 0; j--)
    {
      if((1 << j) & M[i])
      {
        for(int k = 2; k >= 0; k--)
        {
          msg.push_back((1 << k) & j);
        }
      }
    }
    int snd = 0;
    int j = 7;
    for(int i = 0; i < msg.size(); i++)
    {
      snd += (1 << j) * msg[i];
    }
    send(snd);
  }
  


}

decoder

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

using namespace std;

void decode(int N, int L, int X[])
{
  vector<int> ans(N, 0);
  for(int i = 0; i < L; i++)
  {
    int ind = 0;
    for(int j = 7; j >= 3; j--)
    {
      if((1 << j) & X[i])ind += (1 << (j - 3));
    }
    int y = 0;
    for(int j = 2; j >= 0; j--)
    {
      y += ((1 << j) & X[i]);
    }
    ans[ind] += (1 << y);
  }
  for(int i = 0; i < N; i++)output(ans[i]);
}

Compilation message (stderr)

encoder.cpp: In function 'void encode(int, int*)':
encoder.cpp:28:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   28 |     for(int i = 0; i < msg.size(); i++)
      |                    ~~^~~~~~~~~~~~

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