import java.util.Scanner;
public class Executer
{
	public static void main(String[] args)
	{
		int ctr=0;
		Customer c[]=new Customer[10];
		for(;;)
		{
			int choice;
			System.out.println("Welcome");
			System.out.println("Current Customers Count :" +ctr);
			menu();
			Scanner scanner=new Scanner(System.in);
			choice=Integer.parseInt(scanner.nextLine());
			if(choice==1)
			{
				c[ctr]=new Customer();
				System.out.println("Enter FirstName");
				c[ctr].setFirstName(scanner.nextLine());
				System.out.println("Enter LastName");
				c[ctr].setLastName(scanner.nextLine());
				System.out.println("Enter CustomerID");
				c[ctr].setCustomerID(scanner.nextLine());
				ctr++;
			}
			else if(choice==2)
			{
				String search;
				System.out.println("Enter CustomerID");
				search=scanner.nextLine();
				for(int k=0;k<ctr;k++)
				{
					if(search.equals(c[k].getCustomerID()))
					{
						System.out.println("Found");
						System.out.println("Enter New FirstName");
						c[k].setFirstName(scanner.nextLine());
						System.out.println("Enter New LastName");
						c[k].setLastName(scanner.nextLine());
						System.out.println("Updated");
						break;
					}
				}
			}
			else if(choice==3)
			{
				String search;
				System.out.println("Enter CustomerID");
				search=scanner.nextLine();
				for(int k=0;k<ctr;k++)
				{
					if(search.equals(c[k].getCustomerID()))
					{
						System.out.println("Found");
						System.out.println(c[k].getFirstName()+","+c[k].getLastName()+","+c[k].getCustomerID());
						break;
					}
				}
			}
			else if(choice==4)
			{

				for(int k=0;k<ctr;k++)
				{
					System.out.println(c[k].getFirstName()+","+c[k].getLastName()+c[k].getCustomerID());
				}
			}
		}
	}
	public static void menu()
	{
		System.out.println("Welcome");
		System.out.println("1. Add Customer");
		System.out.println("2. Edit Customer");
		System.out.println("3. Search Customer");
		System.out.println("4. List Customers");
		System.out.println("Enter your choice");
	}

}