#include <stdio.h>
void swap();
void main() 
{
    int i, j;
    printf("\n Swapping Program using Pointer");
    printf("\n Enter the Two Values i and j:");
    scanf("%d %d",&i,&j);
    printf("\n Before Swapping the values i=%d j=%d",i ,j);
    swap(&i,&j);
    printf("\n After Swapping the Values i=%d j=%d",i,j);
}
void swap (int *p1, int *p2) 
{
    int t;
    t=*p1;
    *p1=*p2;
    *p2=t;
}