fix: insert blank line after ```

search and replace ```\n< with ```\n\n< to ensure there's an empty line
before closing tags

curriculum/challenges/chinese/10-coding-interview-prep/algorithms/find-the-symmetric-difference.chinese.md

@@ -77,4 +77,5 @@ sym([1, 2, 3], [5, 2, 1, 4]);
 ```js
 // solution required
 ```
-</section>
+
+/section>

curriculum/challenges/chinese/10-coding-interview-prep/algorithms/implement-bubble-sort.chinese.md

@@ -69,4 +69,5 @@ console.info('after the test');
 ```js
 // solution required
 ```
-</section>
+
+/section>

curriculum/challenges/chinese/10-coding-interview-prep/algorithms/implement-insertion-sort.chinese.md

@@ -69,4 +69,5 @@ console.info('after the test');
 ```js
 // solution required
 ```
-</section>
+
+/section>

curriculum/challenges/chinese/10-coding-interview-prep/algorithms/implement-merge-sort.chinese.md

@@ -69,4 +69,5 @@ console.info('after the test');
 ```js
 // solution required
 ```
-</section>
+
+/section>

curriculum/challenges/chinese/10-coding-interview-prep/algorithms/implement-quick-sort.chinese.md

@@ -69,4 +69,5 @@ console.info('after the test');
 ```js
 // solution required
 ```
-</section>
+
+/section>

curriculum/challenges/chinese/10-coding-interview-prep/algorithms/implement-selection-sort.chinese.md

@@ -69,4 +69,5 @@ console.info('after the test');
 ```js
 // solution required
 ```
-</section>
+
+/section>

curriculum/challenges/chinese/10-coding-interview-prep/algorithms/inventory-update.chinese.md

@@ -77,4 +77,5 @@ updateInventory(curInv, newInv);
 ```js
 // solution required
 ```
-</section>
+
+/section>

curriculum/challenges/chinese/10-coding-interview-prep/algorithms/no-repeats-please.chinese.md

@@ -69,4 +69,5 @@ permAlone('aab');
 ```js
 // solution required
 ```
-</section>
+
+/section>

curriculum/challenges/chinese/10-coding-interview-prep/algorithms/pairwise.chinese.md

@@ -59,4 +59,5 @@ pairwise([1,4,2,3,0,5], 7);
 ```js
 // solution required
 ```
-</section>
+
+/section>