Remember the cricket player you liked the most when you started watching cricket. With high degree of probability it is the same player…

This is very trivial stuff. So the problem is to swap values of two variables without using any temp variable.

Let two variables that needs to be swapped be ‘a’ and ‘b’.

1. a = a + b2. b = a — b

Many computer science problems have a solution which needs to searched in a solution space. Some of these solutions are made of many sub…