Submission #25505

#	Time	Username	Problem	Language	Result	Execution time	Memory
25505		Bruteforceman	앵무새 (IOI11_parrots)	C++11	81 / 100	9 ms	2216 KiB

encoder

#include "encoder.h"
#include "encoderlib.h"
#include "vector"
using namespace std;

void encode(int N, int M[])
{
  	int i;
  	vector <int> pos;
    for(int i = 0; i < N; i++) {
  	    for(int j = 0; j < 8; j++) {
  	    	pos.push_back((M[i] >> j) & 1);
  	    }
  	}
  	for(size_t i = 0; i < pos.size(); i++) {
  		if(pos[i] == 1) {
  			send(i);
  		}
  	}
}

decoder

#include "decoder.h"
#include "decoderlib.h"
#include "vector"
using namespace std;

void decode(int N, int L, int X[])
{
  int i, b;
  vector <int> v (8 * N);
  for(i=0; i<L; i++) {
    b = X[i];
    v[b] = 1;
  }
  for(int i = 0; i < N; i++) {
  	int num = 0;
  	for(int j = 0; j < 8; j++) {
  		num |= (1 << j) * v[8*i + j];
  	}
  	output(num);
  }
}

Compilation message (stderr)

encoder.cpp: In function 'void encode(int, int*)':
encoder.cpp:8:8: warning: unused variable 'i' [-Wunused-variable]
    int i;
        ^

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