Submission #934680

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
934680	2024-02-27T19:18:31 Z	tamyte	Parrots (IOI11_parrots)	C++14	Compilation error	0 ms	0 KB

encoder

#include "decoder.h"
#include "decoderlib.h"
#include <vector>

void decode(int N, int L, int X[])
{
  int i;
  std::vector<std::vector<int>> res(N, std::vector<int>(2, -1));
  for(i=0; i<L; i++) {
    int num = 0;
    for (int j = (1 << 4); j <= X[i]; j <<= 1) {
        if (j & X[i]) {
            num += (j >> 4);
        }
    }
    int idx = 0;
    for (int j = 0; j < 4; ++j) {
        if ((1 << j) & X[i]) {
            idx += (1 << j);
        }
    }
//    std::cout << idx << " " << num << " <- " << X[i] << "\n";
    if (res[idx][0] != -1) {
        if (res[idx][0] == num) {
            std::swap(res[idx][0], res[idx][1]);
        }
    } else {
        res[idx][0] = num;
    }
  }
  for (int i = 0; i < N; ++i) {
    if (res[i][0] == -1) res[i][0] = 0;
    if (res[i][1] == -1) res[i][1] = 0;
    int num = ((res[i][0] << 4) + res[i][1]);
//    std::cout << i << ": " << res[i][0] << " " << (res[i][1] << 4) << "\n";
    output(num);
  }
}

decoder

Compilation message

/usr/bin/ld: /tmp/cclx11Es.o: in function `decode(int, int, int*)':
encoder.cpp:(.text+0x22e): undefined reference to `output(int)'
/usr/bin/ld: /tmp/ccwKep1q.o: in function `main':
grader_encoder.cpp:(.text.startup+0x162): undefined reference to `encode(int, int*)'
collect2: error: ld returned 1 exit status

/usr/bin/ld: /tmp/cc4i0sEd.o: in function `main':
grader_decoder.cpp:(.text.startup+0x1ef): undefined reference to `decode(int, int, int*)'
collect2: error: ld returned 1 exit status