public class Person {
    private String firstName; //store the first name
    private String lastName;  //store the last name

    //Default constructor;
    //Initialize firstName and lastName to empty string
    //Postcondition: firstName = ""; lastName = "";
    public Person() {
	firstName = "";
       	lastName = "";
    }
    
    //Constructor with parameters
    //Set firstName and lastName according to the parameters
    //Postcondition: firstName = first; lastName = last;
    public Person (String first, String last) {
	firstName = first;
        lastName = last;
    }
    
    
    //Method to output the first name and last name
    //in the form firstName lastName
    public String toString() {
	return (firstName + " " + lastName);
    }

    //Method to set firstName and lastName according to
    //the parameters
    //Postcondition: firstName = first; lastName = last;
    public void setName(String first, String last) {
	firstName = first;
	lastName = last;
    }
    
    //Method to return the firstName
    //Postcondition: the value of firstName is returned
    public String getFirstName() {
        return firstName;
    }
    
    //Method to return the lastName
    //Postcondition: the value of lastName is returned
    public String getLastName() {
        return lastName;
    }
}