Java tutorial
import java.math.BigInteger; public class Main { public static void main(String[] args) { BigInteger bi1 = new BigInteger("8");// 1000 BigInteger bi2 = new BigInteger("7");// 0111 // perform getLowestSetBit on bi1, bi2 int i1 = bi1.getLowestSetBit(); int i2 = bi2.getLowestSetBit(); System.out.println(i1); System.out.println(i2); } }