using System;

public class Program

{

    public delegate int del(int i);

    public delegate string stringDel(string x, string y);

    public static void Main()

    {

        del myLambda = x => x+10;

        Console.WriteLine(myLambda(100));

        myLambda = x => x-10;

        Console.WriteLine(myLambda(100));

        stringDel myStringLambda = (x, y) => string.Format(x+y);

        Console.WriteLine(myStringLambda("A","B"));

​

    }

}