From 31536daf5e25e5d023fa97b9b9478e024ba32e1c Mon Sep 17 00:00:00 2001
From: Cleo Aguiar <cleotaisas@gmail.com>
Date: Thu, 1 Aug 2019 13:49:11 -0300
Subject: [PATCH] update insertion-sort codes (#36555)

add markdown identifier to code language JavaScript and Java
---
 .../algorithms/sorting-algorithms/insertion-sort/index.md     | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/guide/english/algorithms/sorting-algorithms/insertion-sort/index.md b/guide/english/algorithms/sorting-algorithms/insertion-sort/index.md
index 53a6726630..5a96909054 100644
--- a/guide/english/algorithms/sorting-algorithms/insertion-sort/index.md
+++ b/guide/english/algorithms/sorting-algorithms/insertion-sort/index.md
@@ -98,7 +98,7 @@ The algorithm shown below is a slightly optimized version to avoid swapping the
 
 Here is a detailed implementation in JavaScript:
 
-```
+```js
 function insertion_sort(A) {
     var len = array_length(A);
     var i = 1;
@@ -135,7 +135,7 @@ A quick implementation in Swift is shown below :
   }
 ```
 The Java example is shown below:
-```
+```java
 public int[] insertionSort(int[] arr)
       for (j = 1; j < arr.length; j++) {
          int key = arr[j]