From b7d5e6f567e3d12c0cc80d9d966b74269bc49d8e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=BC=A0=E5=86=A0=E7=BE=A4?= <imetthegire@qq.com>
Date: Mon, 19 Oct 2020 18:28:10 +0800
Subject: [PATCH] 1

---
 参考答案 | 4 ++++
 1 file changed, 4 insertions(+)
 create mode 100644 参考答案

diff --git a/参考答案 b/参考答案
new file mode 100644
index 0000000..63f208d
--- /dev/null
+++ b/参考答案
@@ -0,0 +1,4 @@
+第一题：
+cat test.txt |sed -n 's/\([0-9]\+\)/,\1,/p'
+第二题：
+curl -s http://cip.cc|awk -F '/'  '/URL/{print $4}'
\ No newline at end of file