掌握C#基础及字典应用

    using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Text;
    
    namespace UseDictionary
    {
    class Program
    {
        static void Main(string[] args)
        {
            //ForEachDic( );
            UseRmvClr( );
        }
    
        static void ForEachDic( )
        {
            //创建一个新的Dictionary<int, string>字典对象intStrDic
            Dictionary<int, string> intStrDic = new Dictionary<int, string>( );
            Random rd = new Random( );                  //用来产生随机产生整数
            for (int i = 1; i <= 5; i++)                 //为字