diff --git a/src/main/java/com/cool/ling_cha_mount/sliding_windows/Num1456.java b/src/main/java/com/cool/ling_cha_mount/sliding_windows/Num1456.java
new file mode 100644
index 0000000..d8f305c
--- /dev/null
+++ b/src/main/java/com/cool/ling_cha_mount/sliding_windows/Num1456.java
@@ -0,0 +1,16 @@
+package com.cool.ling_cha_mount.sliding_windows;
+
+/**
+ * Created with IntelliJ IDEA.
+ *
+ * @Author: Cool
+ * @Date: 2024/10/02/10:48
+ * @Description: 1456. 定长子串中元音的最大数目
+ * DayNumber 1
+ * Hard 2
+ * Level 4
+ * Score 1263
+ * @link https://leetcode.cn/problems/maximum-number-of-vowels-in-a-substring-of-given-length/description/
+ */
+public class Num1456 {
+}