diff --git a/codes/yuyujuju/.java b/codes/yuyujuju/.java
new file mode 100644
index 0000000000000000000000000000000000000000..a87348d56594c982835448435cafba7b0a885ddd
--- /dev/null
+++ b/codes/yuyujuju/.java
@@ -0,0 +1,17 @@
+/**
+ * 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){
+        for (int i=0 ; i<n-1 ;i++){
+        for (int j=0 ; j<n-1-i ;j++){
+            if (a[j]>a[j+1]) {
+                int temp=a[j];
+                a[j]=a[j+1];
+                a[j+1]=temp;
+            }
+       }
+    }
+} //end