diff --git "a/46\350\265\226\346\235\260\346\236\227/C#\344\275\234\344\270\232.md" "b/46\350\265\226\346\235\260\346\236\227/C#\344\275\234\344\270\232.md"
index 6b91a08be3f6d65812877e6b96312ad4613326a8..4a2596a2c4f3dd0f8dcd7b99fc4e723aca0d7651 100644
--- "a/46\350\265\226\346\235\260\346\236\227/C#\344\275\234\344\270\232.md"
+++ "b/46\350\265\226\346\235\260\346\236\227/C#\344\275\234\344\270\232.md"
@@ -440,7 +440,7 @@ class Program
     }
 ```
 
-# 集合作业1
+# 集合作业
 
 ```
 1.
@@ -566,5 +566,121 @@ class Employee
     }
 ```
 
-# 集合2
+# 5.6作业
 
+```c#
+//1. 定义两个存放(int)的集合，集合listA {“a”,”b”,”c”,”d”,”e”} listB {“d”,”e”,”f”,”g”,”h”}, //将这两个集合去除重复项后合并成一个集合。 Contains
+
+        List<string> listA = new List<string>() {"a","b","c","d","e" };
+        List<string> listB = new List<string>() {"d","e","f","g","h"};
+        for (int i = 0; i < listB.Count; i++)
+        {
+            if (!listA.Contains(listB[i]))
+            {
+                listA.Add(listB[i]);
+            }
+
+        }
+        Console.WriteLine(string.Join(" ",listA));
+
+//2.简繁转换
+namespace 简繁转换
+{
+    class Program
+    {
+        private const string alb = "123456";
+        private const string ftz = "壹贰叁肆伍陆";
+        static void Main(string[] args)
+        {
+            Hashtable w = new Hashtable();
+
+        for (int i = 0; i < alb.Length; i++)
+        {
+            w.Add(alb[i], ftz[i]);
+        }
+        Console.WriteLine("请输入：");
+        string w1 = Console.ReadLine();
+        for (int i = 0; i < w1.Length; i++)
+        {
+            if (ht.ContainsKey(w1[i]))
+            {
+                Console.WriteLine(w[w1[i]]);
+            }
+            else
+            {
+                Console.WriteLine(w1[i]);
+            }
+        }
+        Console.ReadKey();
+    }
+}
+
+}
+```
+
+
+
+# 5.10作业
+
+```
+namespace zuoye
+{
+    class Program
+    {
+        static void Main(string[] args)
+        {
+            //1.在桌面创建名为：Demo 的文件夹，并添加两个子文件夹：TEST1 和 TEST2
+            //2.在TEST2中创建test2.txt文件并复制到TEST1.test1中
+            //3.使用流在test1写入StreamWriter写入数据： 道阻且难，行则将至。
+            //4.使用流在test2写入StreamWriter写入数据： 不忘初心，方得始终。
+            //5.在控制台输出这两句话。
+            //1.创建文件夹
+             string path = @"C:\Users\Administrator\Desktop\Demo";
+            //Directory.CreateDirectory(path);
+            //2.添加子文件夹
+            //string path1 = @"C:\Users\Administrator\Desktop\Demo\TEST1";
+            // Directory.CreateDirectory(path1);
+            //string path2 = @"C:\Users\Administrator\Desktop\Demo\TEST2";
+            // Directory.CreateDirectory(path2);
+            //3.创建test2文件
+            //File.Create(path2+@"\test2.txt");
+            //4.复制到TEST1中
+            string test1 = @"C:\Users\Administrator\Desktop\Demo\TEST1\test1.txt";
+            string test2 = @"C:\Users\Administrator\Desktop\Demo\TEST2\test2.txt";
+            //File.Copy(test2,@"C:\Users\Administrator\Desktop\Demo\TEST1\test1.txt");
+
+        //5.创建文件流
+        FileStream fs1 = new FileStream
+        (test1,FileMode.OpenOrCreate,FileAccess.ReadWrite,FileShare.None);
+        FileStream fs2 = new FileStream
+        (test2,FileMode.OpenOrCreate,FileAccess.ReadWrite,FileShare.None);
+        //6.创建写入对象
+        StreamWriter s1 = new StreamWriter(fs1);
+        StreamWriter s2 = new StreamWriter(fs2);
+        //7.写入
+        s1.WriteLine("道阻且难，行则将至。");
+        s2.WriteLine("不忘初心，方得始终。");
+        //8.关闭流
+        s2.Close();
+        s1.Close();
+        //9.读
+        FileStream fs11 = new FileStream
+        (test1, FileMode.Open,FileAccess.Read,FileShare.None);
+        FileStream fs22 = new FileStream
+        (test2, FileMode.Open, FileAccess.Read, FileShare.None);
+
+        StreamReader d1 = new StreamReader(fs11);
+        StreamReader d2 = new StreamReader(fs22);
+        //10.读到控制台
+        Console.WriteLine("结果:{0}",sr1.ReadToEnd());
+        Console.WriteLine("结果:{0}", sr2.ReadToEnd()) ;
+        fs1.Close();
+        fs2.Close();
+        d1.Close();
+        d2.Close();
+        Console.WriteLine("完成");
+    }
+}
+
+}
+```