Java Airlines Problem bug

Question

Probly and On Onload Problem, I am not to handy with Java . I copied this code from and app called " Java Programs "
https://code.sololearn.com/ckNDSvnNgL85/?ref=app

the link to the app is

https://play.google.com/store/apps/details?id=com.dbs.javaprograms

Answer 1

the problem that only happen when copy paste, there's illegal space character hidden within.

Answer 2

there's more than 100 hidden space character accoriding to the error.
maybe they encourage you to rewrite the code

Answer 3

darnet, Idk what to look for, space where withing the coding block or idk, alrght, I am not to well acquieted with java. let me see what I can find

Answer 4

replace all spaces at the start of each line

if you can open this link on desktop computer web browser you can see it as pink characters