numara.cpp

// #include ...
int numara(int ** a, int n, int m)
{
  int count = 0;
  
  for (int i = 0; i < n; i++)
    for (int j = 0; j < m; j++)
      if (a[i][j] >= 0 && a[i][j] <=0)
        count++;
        
  return count;
}

int ** aloca(int n, int m)
{
  // alocam o matrice
  int ** a;
  a = (int**)malloc(n * sizeof(int*));
  for (int i = 0; i < n; i++)
    a[i] = (int*)malloc(m * sizeof(int));
  
  // returnam pointerul matricii
  return a;
}

void dealoca(int ** a, int n, int m)
{
  for (int i = 0; i < n; i++)
    free(a[i]);
  
  free(a);
}

int main()
{
  int n = 10;
  int m = 20;
  // matrice va lua pointerul returnal de aloca(n, m)
  int ** matrice = aloca(n, m);
  
  // lucrezi cu matricea in mod matrice[i][j]
  
  int zero_unu = numara(matrice, n, m);
  
  return 0;

}