diff --git a/codes/hellowust b/codes/hellowust
new file mode 100644
index 0000000000000000000000000000000000000000..2ac621aa70ac33cf0175235a659f333ef4f1ff79
--- /dev/null
+++ b/codes/hellowust
@@ -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){
+	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;
+			}
+		}
+	}
+}
\ No newline at end of file