How to solve this problem?

Question

https://code.sololearn.com/c5nvsv3fbXr5/?ref=app

Answer 1

What problem? you haven't described the problem yet ...

https://www.sololearn.com/Discuss/333866/?ref=app

Answer 2

move main() { line eg after last method, so end of code will be

public void setAddress(String address)
{
this.address = address
}

public static void main(String[] args)
{
}
}

//or create separated class with main()