From e8e50305049115362aa507219a3c5bd4a3ea8f01 Mon Sep 17 00:00:00 2001
From: YifeiLong <longyifei1206@126.com>
Date: Sun, 11 Sep 2022 18:02:47 +0800
Subject: [PATCH] 10215501415

---
 lab1/10215501415.sh | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 lab1/10215501415.sh

diff --git a/lab1/10215501415.sh b/lab1/10215501415.sh
new file mode 100644
index 0000000..83893ef
--- /dev/null
+++ b/lab1/10215501415.sh
@@ -0,0 +1,15 @@
+#两个字符串文件均由python生成
+#按数字排序
+
+#覆盖写
+cat hw1.txt | sort | uniq -d > 1.txt
+cat hw1.txt | sort -n | uniq -d > 1.txt
+
+#追加写
+cat hw1.txt | sort | uniq -d >> 2.txt
+cat hw1.txt | sort -n | uniq -d >> 2.txt
+
+
+#找出指定字符串
+grep computer hw1-2.txt
+grep -c computer hw1-2.txt
\ No newline at end of file