using System;

public class Program

{

    class List<T>{

        public T[] arr;

        public List() {arr = new T[1];}

    }

    /*

    static void print<T>(T value){

        Console.WriteLine(value);

    }

    */

    public static void Main(string[] args)

    {

        List<int> list1 = new List<int>();

        list1.arr[0] =10;

        List<float> list2 = new List<float>();

        list2.arr[0] = 2.2f;

        List<string> list3 = new List<string>();

        list3.arr[0] = "일반화 클래스";

        Console.WriteLine(list1.arr[0]);

        Console.WriteLine(list2.arr[0]);

        Console.WriteLine(list3.arr[0]);

        /*

        int age = 29;

        float height= 178.1f;

        string name ="Mr.W";

        print<int>(height);

        print<float>(height);

        print<string>(name);

        */

    }

}