Assignment #102 Keychains for Sale for real

Code

    /// Name: Koosha Kimelman
    /// Period: 7
    /// Program Name: Keychains for Sale, for real this time
    /// File Name: Keychains2.java
    /// Date Completed: 3/30/16
    
    import java.util.Scanner;
    
    public class Keychains2 {
        
        public static void main(String[] args) {
        
            Scanner k = new Scanner(System.in);
            
            int n = 0, t = 0;
            
            System.out.println("Keychains for sale.\n");
            
            do {
                System.out.println("1. Add Keychains to Order");
                System.out.println("2. Remove Keychains from Order");
                System.out.println("3. View Current Order");
                System.out.println("4. Checkout\n");
                System.out.print("Please enter your choice: ");
                n = k.nextInt();
                
                if (n == 1)
                    t = Add(t);
                else if (n == 2)
                    t = Remove(t);
                else if (n == 3)
                    View(t);
                else if (n == 4)
                    Checkout(t);
                else
                    System.out.println("Error: Try again");
            } while (n != 4);
            
        }
        
        public static int Add(int t) {
            Scanner k = new Scanner(System.in);
            System.out.println("\nHow many keychains do you want to add to your order? You currently have " + t);
            int a = k.nextInt();
            t = t + a;
            System.out.println("You now have " + t + "\n");
            return t;
        }
        
        public static int Remove(int t) {
            Scanner k = new Scanner(System.in);
            System.out.println("\nHow many keychains do you want to remove from your order? You currently have " + t);
            int a = k.nextInt();
            t = t - a;
            System.out.println("You now have " + t + "\n");
            return t;
        }
        
        public static void View(int t) {
            System.out.println("\nYou currently have " + t + " keychains in your order.");
            System.out.println("Keychains are $10 each.");
            int a = (t * 10);
            System.out.println("Total cost so far is $" + a + ".");
            return;
        }
        
        public static void Checkout(int t) {
            System.out.println("\nYou have " + t + " keychains in your order.");
            System.out.println("Keychains are $10 each.");
            int a = (t * 10);
            System.out.println("Total cost is $" + a + ".");
            System.out.println("Thank you for your order. Bye.");
            return;
        }
    }
    

Picture of the output