java program write a program that prompts the user to enter two strings and reports where the second string is a substring of the first string heres how it should look like enter string s1 a 31081

Java: Add Two Numbers Taking Input from User

Create a Java program that asks the user to enter three (3) first names then display the following:All the possible two-name combinations (Ask the user to select a name by entering 1 to 6.)The initials of the chosen combined name (Ex. John Ryan = JR)Suggested username based on the combined name (The name will be in small letters and the space will be changed to underscore. Ex. John Ryan = johnryan)