c-program to swap three number by using pointer in c-languages

 program to swap three number by using  pointer in c-programming:

In this program, we will now takes three number from the user and swap this three number by using pointer.

#include<stdio.h>
#include<conio.h>
int fun(int *,int *,int *);
void main()
{
         int x,y,z;
         printf("enter the three number:-");
         scanf("%d %d %d",&x,&y,&z);
         printf("\n before swapping:x=%d y=%d and z=%d",x,y,z);
         fun(&x,&y,&z);
         printf("\n after swapping: x=%d y=%d and z=%d",x,y,z);
         getch();
}
int fun(int *a,int *b,int *c)
{
         int i;
         i=*b;
         *b=*a;
         *a=*c;
         *c=i;
}

output:-

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