import java.util.*;

public class PhoneNumber {
	
	//Instance Variables
	private String phoneNumber;
	
	//Instance Methods
	public PhoneNumber(String phoneNumberString) {
		
		//ADD EXCEPTION HANDLING CODE HERE TO SCREEN INVALID INPUT
		
		phoneNumber = phoneNumberString;
		
	}

	
	public String toString(){
		
        return phoneNumber;
	}
}