Average Word length

Question

My last case failed, someone knows why?
https://code.sololearn.com/cW0V4R4BCfN7/?ref=app

Answer 1

Kevin Calaña
There maybe other characters than alphabets and numbers so you have to get length of string without those characters.
Also use strlen instead of sizeof
Try this
https://code.sololearn.com/cGwhdZZ11Vlu/?ref=app

Answer 2

Ok understood, thanks for the help
I never used the ctype header but looks very usefull