Java Numbers

Quick example to format any type of number - int, long, float, and double to 2 decimal places in Java

In this tutorial, we’ll learn how to generate random number, generate random list, get random number from list, shuffle elements in list using Random Class in Java.

Problem: Given a Roman numeral, convert it to an Integer.

Problem: Given an Integer input, convert it to a Roman numeral. Input is within the range from 1 to 3999.