Submission #795963

#	Time	Username	Problem	Language	Result	Execution time	Memory
795963		hgmhc	Parrots (IOI11_parrots)	C++17	Compilation error	0 ms	0 KiB

encoder

#include "decoder.h"
#include "decoderlib.h"

static const int N = 20;
static int ans[N];

void decode(int n, int l, int x[])
{
  for (int k = 0; k < l; ++k) {
    int i = x[k]&0b1111;
    int j = x[k]>>4&0b11;
    int v = x[k]>>6&0b11;
    ans[i] |= v<<(2*j);
  }
  for (int i = 0; i < n; ++i)
    output(ans[i]);
}
// ans[i] < 2^8

decoder

#include "decoder.h"
#include "decoderlib.h"

static const int N = 20;
static int ans[N];

void decode(int n, int l, int x[])
{
  for (int k = 0; k < l; ++k) {
    int i = x[k]&0b1111;
    int j = x[k]>>4&0b11;
    int v = x[k]>>6&0b11;
    ans[i] = v<<(2*j);
  }
  for (int i = 0; i < n; ++i)
    output(ans[i]);
}
// ans[i] < 2^8

Compilation message (stderr)

/usr/bin/ld: /tmp/ccbMMI9b.o: in function `main':
grader_encoder.cpp:(.text.startup+0x162): undefined reference to `encode(int, int*)'
/usr/bin/ld: /tmp/ccon8zJc.o: in function `decode(int, int, int*)':
encoder.cpp:(.text+0x67): undefined reference to `output(int)'
collect2: error: ld returned 1 exit status