diff --git a/README.md b/README.md
index e69de29..c933cfa 100644
--- a/README.md
+++ b/README.md
@@ -0,0 +1,18 @@
+完整代码如下
+mkdir it_holiday
+cd it_holiday
+git init
+cat > README.md << 'EOF'
+“EOF”
+git add README.md
+git commit -m "创建代码文件"
+sudo groupadd testgroup
+sudo adduser --ingroup testgroup testuser
+然后弹出输入密码什么的
+id testuser
+结果如下：
+uid=1001(testuser) gid=1001(testgroup) groups=1001(testgroup),100(users)
+结果成功通过测试
+git add README.md
+git commit -m "导入代码"
+最后传入仓库