Why array value doesn't get assigned?

Question

I'm new to java
Sample input 123
array gets 000
but It should be 321 ?

https://code.sololearn.com/c1vjRLqO9Vx8/#java

Answer 1

Switch these two lines, like this:

System.out.println(arr[i]);
i++;

Then it will work.

Answer 2

You are printing values that haven't been changed yet

Answer 3

Thanks👍