Please is there a bug in this code I tried loading it on a website but its not going through due to some error

Question

https://code.sololearn.com/WB2vzssqLu4W/?ref=app

Answer 1

I runned it. It worked. So, I maked it easier to read & build. look there:
https://code.sololearn.com/WJs9Aa0r4Kij/?ref=app

Answer 2

What is the error you are getting? Here on Sololearn is works fine.