In Java: Many documents use a specific format for a person's name. Write a program whose input is: firstName middleName lastName, and whose output is: lastName, firstName middleInitial. Ex: If the...

In Java:

Many documents use a specific format for a person's name. Write a program whose input is: firstName middleName lastName, and whose output is: lastName, firstName middleInitial.

Ex: If the input is:

Pat Silly Doe

the output is:

Doe, Pat S.

If the input has the form firstName lastName, the output is lastName, firstName.

Ex: If the input is:

Julia Clark

the output is:

Clark, Julia

import java.util.Scanner;

public class LabProgram {
public static void main(String[] args) {