diff --git "a/160801130 \350\265\265\346\263\275\344\274\237" "b/160801130 \350\265\265\346\263\275\344\274\237"
new file mode 100644
index 0000000..507ca18
--- /dev/null
+++ "b/160801130 \350\265\265\346\263\275\344\274\237"	
@@ -0,0 +1,51 @@
+作业1：
+  ①touch message.txt
+    mv message.txt workbench
+ 
+  ②cp workbench/message.txt ~
+  
+  ③sudo apt install rsync
+    mkdir empty
+    mkdir test
+    mv ~/message.txt test
+    mv ~/workbench/message.txt test
+    rsync --delete-before -d empty/ test/
+    rmdir empty
+    rmdir test
+  
+  
+  
+  作业2：
+  ① mkdir workbench
+  
+  ②touch workbench/readme.txt
+  
+  ③echo -e "1\n2\n3" > workbench/readme.txt
+  
+  ④cat workbench/readme.txt
+  
+  ⑤touch workbench/list.txt
+    ls -al > workbench/list.txt
+  
+  ⑥wc m workbench/list.txt
+  
+  
+  作业3：
+  ① man ls
+    根据命令结果可以看到 human-readable output 的标记是 -h 
+  
+  ② man man
+  
+  ③在命令行输入cal 按两次TAB键查看相关命令 
+    查看calendar命令使用方法： man calendar  
+    
+    
+    
+  作业4：
+  ①find . -name "*.png"
+  
+ ②rm -rf .*.png
+  
+  ③假设数据存为txt文件 照片存为png文件 共同存放于test文件夹下
+    mv test/*.txt data
+    mv test/*.png photo
diff --git "a/\346\226\260\345\273\272\346\226\207\346\234\254\346\226\207\346\241\243.txt" "b/\346\226\260\345\273\272\346\226\207\346\234\254\346\226\207\346\241\243.txt"
new file mode 100644
index 0000000..fb2d3e9
--- /dev/null
+++ "b/\346\226\260\345\273\272\346\226\207\346\234\254\346\226\207\346\241\243.txt"
@@ -0,0 +1,51 @@
+��ҵ1��
+  ��touch message.txt
+    mv message.txt workbench
+ 
+  ��cp workbench/message.txt ~
+  
+  ��sudo apt install rsync
+    mkdir empty
+    mkdir test
+    mv ~/message.txt test
+    mv ~/workbench/message.txt test
+    rsync --delete-before -d empty/ test/
+    rmdir empty
+    rmdir test
+  
+  
+  
+  ��ҵ2��
+  �� mkdir workbench
+  
+  ��touch workbench/readme.txt
+  
+  ��echo -e "1\n2\n3" > workbench/readme.txt
+  
+  ��cat workbench/readme.txt
+  
+  ��touch workbench/list.txt
+    ls -al > workbench/list.txt
+  
+  ��wc m workbench/list.txt
+  
+  
+  ��ҵ3��
+  �� man ls
+    �������������Կ��� human-readable output �ı���� -h 
+  
+  �� man man
+  
+  ��������������cal ������TAB���鿴������� 
+    �鿴calendar����ʹ�÷����� man calendar  
+    
+    
+    
+  ��ҵ4��
+  ��find . -name "*.png"
+  
+ ��rm -rf .*.png
+  
+  �ۼ������ݴ�Ϊtxt�ļ� ��Ƭ��Ϊpng�ļ� ��ͬ�����test�ļ�����
+    mv test/*.txt data
+    mv test/*.png photo
\ No newline at end of file