Https://ide.codingblocks.com/s/33473

#1

https://ide.codingblocks.com/s/33473

getting WA in test case 3. This is lower upper question of strings.

#2

Sorry, it was a silly mistake. Got it now

#3

Yes.
You had written lowercase at both instants.

It’s great that you figured it yourself.:relaxed:

#4


getting WA in test case 1