{
calculator cal = new calculator(Adding);
int He = cal(1, 1);
Console.Write...calculator cal = (x, y) => x + y;//Lambda表达式,大家发现没有,代码一个比一个简洁
int he = cal(1, 1);
Console.Write...MyBol_2(int x, string y);
delegate int calculator(int x, int y); //委托类型
delegate void VS...MyBol_2 Bol_2 = (x, s) => s.Length > x;
calculator C = (X, Y) => X * Y;
VS...S = () => Console.Write("我是无参数Labada表达式");
//
int[] numbers = { 5, 4, 1, 3,