Java How to access variables dynamically?

Question

https://code.sololearn.com/cM3aSBO831GX/?ref=app

Without arrays..
x0= 0
x1= 1
x2= 2
x3= 3
......

Answer 1

It doesn’t make sense

That’s why arrays were invented

Answer 2

Oh okay. Thank you!

Answer 3

None ,

maybe an ArrayList can help you. have a look at the sample:

https://code.sololearn.com/csB0WEC2F1fz/?ref=app

Answer 4

Lothar,
Thank you for helping too