Program in C using Bubble Sort

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// Program of sorting using bubble sort method
#include <stdio.h>

#define MAX 20

main()
Sort
{
  int arr[MAX],i,j,k,temp,n,xchanges;
  printf("Enter the number of elements : ");
  scanf("%d",&n);
  for (i = 0; i < n; i++)
  {
    printf("Enter element %d : ",i+1);
    scanf("%d",&arr[i]);
  }
  printf("Unsorted list is :\n");
  for (i = 0; i < n; i++)
    printf("%d ", arr[i]);
   printf("\n");

/* Bubble sort*/
  for (i = 0; i < n-1 ; i++)
  {
    xchanges=0;
    for (j = 0; j <n-1-i; j++)
    {
      if (arr[j] > arr[j+1])
      {
        temp = arr[j];
        arr[j] = arr[j+1];
        arr[j+1] = temp;
        xchanges++;
      }/*End of if*/
    }/*End of inner for loop*/
    if(xchanges==0) /*If list is sorted*/
      break;
    printf("After Pass %d elements are :  ",i+1);
    for (k = 0; k < n; k++)
      printf("%d ", arr[k]);
    printf("\n");
  }/*End of outer for loop*/

  printf("Sorted list is :\n");
  for (i = 0; i < n; i++)
    printf("%d ", arr[i]);
  printf("\n");
}/*End of main()*/


Output of this Program is: