Guys,please give me the reason for showing 'None ' in this python code in simple words

Question

showing 'None' in code
https://code.sololearn.com/cuLC4JThVu8n/?ref=app

Answer 1

It says None because you are not returning with the function. You are also printing two times. The print in the function will work but the other one will print None

Answer 2

thanks guys

Answer 3

its because you didnt return any balue with the function.