Swapping Of Two Numbers

                        .: Swap with temp variable :. 

#include <stdio.h>
#include <conio.h>
main()

{

int x,y,temp;

Printf("Please Enter values of X and Y for Swapping");
Scanf("%d%d",&x,&y);

Printf("Before Swapping Values of x is %d and y is %d",x,y);

temp=x;
x=y;
y=temp;

printf("Values after Swapping x = %d and Y = %d", x,y);



getch();
return();
}



                     .: Swap without temp variable :. 



#include <stdio.h>
#include <conio.h>
main()

{

int x,y;

Printf("Please Enter values of X and Y for Swapping");
Scanf("%d%d",&x,&y);

Printf("Before Swapping Values of x is %d and y is %d",x,y);

x=x+y;
y=x-y;
x=x-y;

printf("Values after Swapping x = %d and Y = %d", x,y);



getch();
return();
}