Merge pull request 'master' (#15) from 10215501418/Computer-Systems-Labs:master into master

Reviewed-on: https://gitea.shuishan.net.cn/52265903006/Computer-Systems-Labs/pulls/15

lab1/10215501418.sh

@@ -0,0 +1,10 @@
+python 1.py > 1.1.txt
+sort -d 1.1.txt > 1.2.txt --unique     
+sort --numeric-sort 1.1.txt > 1.2.txt --unique
+sort -d 1.1.txt >> 1.3.txt --unique
+sort --numeric-sort 1.1.txt >> 1.3.txt --unique
+
+
+python 2.py > 2.txt
+grep "computer" 2.txt
+grep -c "computer" 2.txt