What is wrong in this code.?

Question

https://code.sololearn.com/cc9s8RRDF5DV/?ref=app

Answer 1

https://code.sololearn.com/cE5oQk5o0ZIU/?ref=app

You're terminating the conditional statements before getting them reach their bodies by putting ";"
And
You need to "#include <ctype.h>" for using "toupper()" and "tolower()" funcs.

Answer 2

Thnak you so mach Frisbee

Answer 3

Partha No worries mate, Hope you've understood it well.

Answer 4

Yeah, I understand, Frisbee