Hashmat the brave warrior – UVA 10055

http://uva.onlinejudge.org/external/100/10055.html
import java.util.Scanner;
public class wish {

    public static void main (String args []) {

        Scanner input = new Scanner (System.in);

        while (input.hasNext()) {

            long a,b,c;
            a = input.nextLong();
            b = input.nextLong();

            if(b > a) {
                c = b - a;
                System.out.println(c);
            }

            else {
                c = a - b;
                System.out.println(c);
            }
        }
    }
}
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