public class Person
    {
        // Field
        public string name;
 
        // Constructor that takes no arguments.
        public Person()
        {
            name = "unknown";
        }
 
        // Constructor that takes one argument.
        public Person(string nm)
        {
            name = nm;
        }
 
    	// Access Methods
	public string GetName(){
		return name;
	}
 
        public void SetName(string newName)
        {
            name = newName;
        }
 
}