Submission #1116525

#	Time	Username	Problem	Language	Result	Execution time	Memory
1116525		PagodePaiva	Parrots (IOI11_parrots)	C++17	52 / 100	3 ms	1468 KiB

encoder

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

using namespace std;

void encode(int n, int M[]){
  for(int i = 0;i < n;i++){
    for(int j = 0;j < 8;j += 2){
        int res = 0;
        if((1<<j)&M[i]) res += 1;
        if((1<<(j+1))&M[i]) res += 2;
        res += 4*i;
        int d = j/2;
        res += 64*d;
        send(res);
        //cout << res << '\n';
    }
  }
  return;
}

decoder

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

using namespace std;

void decode(int n, int L, int X[]){
  int res[n];
  for(int i = 0;i < n;i++)
    res[i] = 0;
  for(int i = 0;i < L;i++){
    int d = X[i];
    int pos = (d/4)%16;
    int cf = (d/64);
    res[pos] += (d%4)*(1<<(2*cf));
  }
  for(int i = 0;i < n;i++){
    //cout << res[i] << ' ';
    output(res[i]);
  }
  //cout << '\n';
  return;
}

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