C Program to Swap two numbers using XOR Operator

Generally Swaping two number requires three variables , Let's Take look at Procedure of swaping two Number For Swaping Two numbers following procedure is used - [crayon-5c122cb6e82fd022327218/] Now we will Explaining above three statements using example .... Let x = 12 and y = 9 [ For our sake and simplicity consider number is of 4 bits ] [crayon-5c122cb6e8308776639520/]X-OR Table :  A    B   A X-OR B1 1 01 0 10 1 10 0 0Step 1 : After : x = x ^ y [crayon-5c122cb6e830e202029996/] Step 2 : After y = y [...]