// Luke Skywalker gave Chewbacca an integer number x. Chewbacca isn't good at numbers but he loves inverting digits in them. Inverting digit t means replacing it with digit 9 - t. // Help Chewbacca to ...

Number-Java: A versatile Java repository for numeric computations, data analysis, and mathematical operations. Explore a collection of Java classes and utilities to handle numbers, statistics, and ...