diff --git a/Collection.java b/Collection.java
new file mode 100644
index 0000000..4ff74eb
--- /dev/null
+++ b/Collection.java
@@ -0,0 +1,30 @@
+package ���Ͽ�ܣ�LSP��;
+
+
+/**
+ * 顶层集合接口
+ * @author ������
+ * @version 1.0
+ * @created 23-10��-2025 21:36:55
+ */
+public interface Collection<E> {
+
+	/**
+	 * 
+	 * @param e
+	 */
+	public boolean add(E e);
+
+	public boolean isEmpty();
+
+	public Iterator<E> iterator();
+
+	/**
+	 * 
+	 * @param o
+	 */
+	public boolean remove(Object o);
+
+	public int size();
+
+}
\ No newline at end of file