diff --git a/codes/chenKa/9957644.java b/codes/chenKa/9957644.java
new file mode 100644
index 0000000000000000000000000000000000000000..948001074a2a89ef6900d9fd279b16cea3166a28
--- /dev/null
+++ b/codes/chenKa/9957644.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; i++) {
+	for (int j = (i + 1); j < n; j++) {
+	    if (arr[i] > arr[j]) {
+		int temp = arr[i];
+		arr[i] = arr[j];
+		arr[j] = temp;
+	    }
+	}
+    }
+} //end