#include <stdio.h>
#include <stdlib.h>
 
void get_extrema(int quadrant, int **extrema)
{
  if (quadrant == 1)
  {
    (*extrema)[0] = 0;
    (*extrema)[1] = 90;
  }
  else if (quadrant == 2)
  {
    (*extrema)[0] = -90;
    (*extrema)[1] = 0;
  }
}
 
void print(int* arr)
{
      printf("%i",arr[0]);
      printf(",");
      printf("%i\n",arr[1]);
}
 
int main(void)
{
    int *extrema = malloc(2*sizeof(int));
    get_extrema(1,&extrema);
    print(extrema);
    get_extrema(2,&extrema);
    print(extrema);
}

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