Java tutorial
import java.math.BigInteger; public class Main { public static void main(String[] args) { BigInteger bi1 = new BigInteger("0"); BigInteger bi2 = new BigInteger("10"); BigInteger bi3 = new BigInteger("-10"); // assign signum results of bi1, bi2, bi3 to i1, i2, i3 int i1 = bi1.signum(); int i2 = bi2.signum(); int i3 = bi3.signum(); // print i1, i2, i3 values System.out.println(i1); System.out.println(i2); System.out.println(i3); } }