diff --git a/day05/src/com/inmind/Demo04_array_test.java b/day05/src/com/inmind/Demo04_array_test.java
new file mode 100644
index 0000000..e046b36
--- /dev/null
+++ b/day05/src/com/inmind/Demo04_array_test.java
@@ -0,0 +1,7 @@
+package com.inmind;
+/*
+1.定义一个整型数组，传入一些固定的值
+2.使用数组的遍历，获取到数组中最大的值
+ */
+public class Demo04_array_test {
+}