# Source Code

## Session5.java

```java
import java.util.*;

public class Session5 {
    public static void main(String[] args) {
        String myName = ""; // add your name
        System.out.println("Session 5 " + " - " + myName);

        // Menu
        System.out.println("Menu");
        System.out.println("E1 - Example 1");

        // setup Scanner
        Scanner in = new Scanner(System.in);
        System.out.print("Choice: ");
        String choice = in.nextLine();

        // switch choices
        switch (choice) {
            case "E1":
                System.out.println("Example 1");
                // call greeting method
                
                break;
            case "E2":
                System.out.println("Example 2");
                // call greeting method
                
                break;
            case "E3":
                System.out.println("Example 3");
                // call mantra method
                
                break;
            case "E4":
                System.out.println("Example 4");
                // call sumNumbers method
                
                break;
            case "E5":
                System.out.println("Example 5");
                // call checkDivisibility method
            
                break;
            case "E6":
                System.out.println("Example 6");
                // call earnings method
                
                break;
            default:
                System.out.println("Invalid Choice");

        }
    }
    // define greeting method
    

    // define mantra method
    
    
    // define sumNumbers method
    
    
    // define checkDivisbility method
    
    
    // define earnings method
   
   

}

```

## Session5v2.java

```java
import java.util.*;

public class Session5v2 {
    public static void main(String[] args) {
        String myName = ""; // add your name
        System.out.println("Session 5v2" + " - " + myName);

        // Menu
        System.out.println("Menu");
        System.out.println("E1 - Example 1");
        System.out.println("Q  - Quit");

        // setup Scanner
        Scanner in = new Scanner(System.in);
        System.out.print("Choice: ");
        String choice = in.nextLine();

        // switch choices
        switch (choice) {
            case "E1":
                System.out.println("Example 1");
                example1();
                break;
            case "E2":
                System.out.println("Example 2");
                example2();
                break;
            case "E3":
                System.out.println("Example 3");
                example3();
                break;
            case "E4":
                System.out.println("Example 4");
                example4();
                break;
            case "E5":
                System.out.println("Example 5");
                example5();
                break;
            case "E6":
                System.out.println("Example 6");
                example6();
                break;
            case "E7":
                System.out.println("Example 7");
                example7();
                break;
            case "E8":
                System.out.println("Example 8");
                example8();
                break;
            case "E9":
                System.out.println("Example 8");
                example9();
                break;
            case "Q":
                System.out.println("Quitting..!");
                break;
        }
    }

    // example1 method
    public static void example1() {
        // declares an array of integers
        

        // create an empty array of size 3
        

        // print the values in the scores array
        

        // declare and create an array of doubles
        

        // assign values to each index position
        

        // print the values in the prices array
        

    }

    // example2 method
    public static void example2() {
        // declare an array of String elements
        

        // assign values to each index position
        

        // print the values in the friends array
        

    }
    // example3 method
    public static void example3() {
        // create an array with an initializer list
        

        // .length property
        
    }

    // example4 method
    public static void example4() {
        // declare and create an array
        int[] arr = { 10, 20, 30, 40, 50 };

        // for loop to traverse the array
        

    }

    // example5 method
    public static void example5() {
        // declare and create an array
        double[] arr = { 1.1, 2.2, 3.3, 4.4, 5.5 };

        // while loop to traverse the array
        

    }

    // example6 method
    public static void example6() {
        // declare and create an array
        int[] arr = { 1, 2, 3, 4, 5 };

        // accumulator pattern
        

    }

    // example7 method
    public static void example7() {
        // declare array
        int[] arr = { 50, 100, 75, 25, 80 };

        // initialize max to first value
        

        // for loop
        
        
    }

    // example8 method
    public static void example8() {
        // declare array numbers
        int[] numbers = { 1, 2, 3, 4, 5 };
        // pass numbers to printArray method
        

        // pass numbers to changeArray method
        
        
    }

    // example9 method
    public static void example9() {
        // declare array
        int[] numArray = {3, 8, -3, 2, 1};
        
                
        // create an instance of ArrayWorker
        
        // call mystery method
        

    }

    // changeArray method
    public static void changeArray(int[] arr) {
        for (int i = 0; i < arr.length; i++) {
            arr[i] = arr[i] * 2;
        }
    }

    // printArray method
    public static void printArray(int[] arr) {
        System.out.println("Print Array");
        System.out.println("Index\tValue");
        for (int i = 0; i < arr.length; i++) {
            System.out.println(i + "\t" + arr[i]);
        }
    }
}

```


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