In this problem you have to add and multiply huge numbers! These numbers are so big that you can't contain them in any ordinary data types like long integer. Use the power of Java's BigInteger class ...

> 原文:[https://www . geesforgeks . org/big integer-getlowestsetbit-method-in-Java/](https://www.geeksforgeeks.org/biginteger-getlowestsetbit-method-in-java ...