제출 #933783

#제출 시각아이디문제언어결과실행 시간메모리
933783AtabayRajabliParrots (IOI11_parrots)C++17
0 / 100
1 ms1308 KiB
#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);
  }
  


}
#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]);
}

컴파일 시 표준 에러 (stderr) 메시지

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++)
      |                    ~~^~~~~~~~~~~~
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