diff --git a/SevenHLiu/12515585.java b/SevenHLiu/12515585.java
new file mode 100644
index 0000000000000000000000000000000000000000..88732497fe241c1da883cbdac8a0359abf1d886d
--- /dev/null
+++ b/SevenHLiu/12515585.java
@@ -0,0 +1,18 @@
+/**
+ * 冒泡排序函数
+ * aa bb cc
+ * @param a 待排序的数组
+ * @param n 待排序的数组长度
+ */
+public static void bubbleSort(int [] a, int n){
+    // 你的代码，使无序数组 a 变得有序
+    for (int i = 0; i < n - 1; i++) {
+        for (int j = 0; j < n - i - 1; j++) {
+            if (a[j] > a[j + 1]) {
+                int tmp = a[j + 1];
+                a[j + 1] = a[j];
+                a[j] = tmp;
+            }
+        }
+    }
+} //end
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