Simple-Java To get back to programming mode after 2 complete years of biology studies. How to follow up? The programs have been divided into levels. Level 1 - Contains simpler programs. Level 1 Programs/basic Level 2 - Getting started with Leetcode 1. Counting the number of maximum consecutive ones in a binary array 2.Count the numbers with even digits in an array 3. Squares of a sorted Array 4. Valid Anagram 5. Richest Person Level 3 - CP Concepts in Java Binary tree structure