Source Code

Session2.java

import java.util.*;

public class Session2 {
    public static void main(String args[]) {
        String firstName = ""; // add your name here
        System.out.println("Session 2 - " + firstName);

        // Example 1


        // Example 2
        
        
        // Example 3


        // Example 4
        
        
        // Example 5
        
        
        // Example 6
        

        // Example 7


        // Example 8
        
        
        // Example 9
        
        
        // Example 10
        
        
        // Example 11
        
        
        // Example 12
        

        // Example 13
        

        // Example 14
        
        
        // Example 15
        
        
        
    }
}

ScannerExample.java

// import all the classes and interfaces from the java.util package into your program.
import java.util.*;

public class ScannerExample {
    public static void main(String[] args) {
        System.out.println("Scanner Example Code");

        // 1. Print a message to the user
        

        // 2. Initialize the Scanner. Declare a variable named in
        // that reads from System.in
        

        // 3. Create a variable and assign it to the value returned by nextLine
        // The Scanner class provides a method called nextLine that reads a
        // line of input from the keyboard and returns a String.
        

        // 4. Print the value of the variable
        

    }
}

ScannerExample2.java

import java.util.*;

public class ScannerExample2 {
    public static void main(String[] args) {
        System.out.println("Scanner Example 2 Code");

        Scanner in = new Scanner(System.in);
        System.out.print("What's your age? ");
        in = new Scanner(System.in);
        int age = in.nextInt();
        // add code to fix the "Scanner bug"

        System.out.print("What's your name? ");
        String line = in.nextLine();
        System.out.println("Name: " + line);
        System.out.println("Age: " + age);
    }
}