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Hackerrank Java BigInteger Solution
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 a long integer. Use the power of Java's BigInteger class and solve this problem. Input Format There will be two lines containing two
Hackerrank Java Primality Test Solution
A prime number is a natural number greater than whose only positive divisors are and itself. For example, the first six prime numbers are , , , , , and . Given a large integer, , use the Java BigInteger class' isProbablePrime method to determine and print whether it's prime or not prime. Input Format A single
Hackerrank Java BigDecimal Solution
Java's BigDecimal class can handle arbitrary-precision signed decimal numbers. Let's test your knowledge of them! Given an array, , of real number strings, sort them in descending order — but wait, there's more! Each number must be printed in the exact same format as it was read from stdin, meaning that is