Chapter 3, Problem 4.1E

Explanation of Solution

Using Classes without importing them:

• The “String” class provides a number of methods that examines for a string inside of a string.
• The Scanner class helps to create an object for Scanner method for reading the input strings from console and inputs are delimited by whitespace characters.
• The syntax to create an object for Scanner class using System.in is given below:

  Scanner objName = new Scanner(System...