using System;

using System.Collections.Generic;

public class Person

{

    private string name;

    private string gender;

    private int age;

    public string Name{

        get{return name;}

    }

    public string Gender{

        get{return gender;}

    }

    private Dictionary<string,int>Dating=new Dictionary<string,int>();

    public void AddDating(string name, int length){

        Dating.Add(name,length);

      }

    public void ShowDating(){

        foreach(KeyValuePair<string,int>pair in Dating)

            //Console.WriteLine(pair);

            Console.WriteLine("{0},{1}",pair.Key,pair.Value);

      }

    public Person(string name, string gender, int age){

            this.name=name;

            this.gender=gender;

            this.age=age;

 }

}

public class Program{

public static void Main()

    {

        Person Tim=new Person("Tim", "M", 21);

        Tim.AddDating("None",8);

        Tim.ShowDating();

    }

}