https://www.hackerrank.com/challenges/java-substring/problem?isFullScreen=true Java Substring | HackerRank Given a string, print a substring for a range of indices. www.hackerrank.com import java.io.*; import java.util.*; import java.text.*; import java.math.*; import java.util.regex.*; public class Solution { public static void main(String[] args) { Scanner in = new Scanner(System.in); String S..