Can someone tell me how to fix illegal start of type in java

Question

I need help to debug my code
https://code.sololearn.com/cxPgNK0XqQsK/?ref=app

Answer 1

delete { } after Scanner
where } is at the end of the code

Answer 2

String s = Integer.toBinaryString(n);

// Keep learning & happy coding :D

Answer 3

can you post your code please