using System;
using System.Collections.Generic;
using System.Text;

namespace _8_2
{
    class Program
    {
        public delegate float calcincome(string hourlywages);
         
        static void Main(string[] args)
        {
            calcincome del = new calcincome(person.calcannualincome);
            Console.WriteLine(del("hihg")); //委托中的异常处理？？？？？，怎么处理
           
        }
    }

    public class person
    {
        public float income;
        public static float calcmonthlyincome(string hourlywages)
        {
            return (float)Double.Parse(hourlywages) * 60;
        }

        public static float calcannualincome(string hourlywages)
        {
            return (float)Double.Parse(hourlywages) * 160 * 12;
        }
    }
}

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