[GCC]bubble sort in function

#include "stdio.h"

void bubble_sort(long [], long);

int main()
{
  long array[100], n, c, d, swap;

  printf("Enter number of elements\n");
  scanf("%ld", &n);

  printf("Enter %ld integers\n", n);

  for (c = 0; c < n; c++)
    scanf("%ld", &array[c]);

  bubble_sort(array, n);

  printf("Sorted list in ascending order:\n");

  for ( c = 0 ; c < n ; c++ )
     printf("%ld\n", array[c]);

  return 0;
}

void bubble_sort(long list[], long n)
{
  long c, d, t;

  for (c = 0 ; c < ( n - 1 ); c++)
  {
    for (d = 0 ; d < n - c - 1; d++)
    {
      if (list[d] > list[d+1])
      {
        /* Swapping */

        t         = list[d];
        list[d]   = list[d+1];
        list[d+1] = t;
      }
    }
  }
}