What's wrong

Question

https://code.sololearn.com/c5wB0VPVcZRm/?ref=app

Answer 1

You need to have main method in the class. Inside main method, you create an instance of `Program` class, then call the relevant methods, in correct sequence, e.g. input, process and output (in that sequence).

Answer 2

Oo i have written a program only in blue j where it was not required. I need to learn more about it