commit 6cb4204b084081dfc978d8d16f154aff1dc9f59c
Author: 刘天扬 <10195501408@stu.ecnu.edu.cn>
Date:   Sun Jan 31 17:51:31 2021 +0800

    Initial commit

diff --git a/README.md b/README.md
new file mode 100644
index 0000000..7b281f4
--- /dev/null
+++ b/README.md
@@ -0,0 +1,2 @@
+# lab
+