printarray_fail

#include <stdio.h>

int    *getarray(int a, int b)
{
    int run = 0;
    int *array;
    while (run <= (a - b))
    {
        array[run] = a + run;
        ++run;
    }
    return (array);
}

int main()
{
  int a, b;
  a = 5;
  b = 10;
  int *ar = getarray(a, b);
  while(*ar)
  {
      printf("%d", *ar);
      printf("%s", ' ');
      ++ar;
  }
}