diff --git a/web/admin/md_check.php b/web/admin/md_check.php
index 9f74a95..f9e4e27 100644
--- a/web/admin/md_check.php
+++ b/web/admin/md_check.php
@@ -1,17 +1,13 @@
 <?php
 function decodeMarkdownEntities($markdown) {
     // Decode HTML entities in code blocks
-    $markdown = preg_replace_callback('/(```.*?```|`[^`]*`)/s', function ($matches) {
-        return htmlentities($matches[0], ENT_QUOTES, 'UTF-8');
-    }, $markdown);
+    // $markdown = preg_replace_callback('/(```.*?```|`[^`]*`)/s', function ($matches) {
+    //     return htmlentities($matches[0], ENT_QUOTES, 'UTF-8');
+    // }, $markdown);
 
     // Decode HTML entities in inline math and display math
     $markdown = preg_replace_callback('/(\$\$.*?\$\$|\$[^$]*\$)/s', function ($matches) {
         return htmlentities($matches[0], ENT_QUOTES, 'UTF-8');
     }, $markdown);
-    // 特殊转义
-    $markdown = str_replace("<p>", "", $markdown);
-    $markdown = str_replace("</p>", "\n", $markdown);
-    $markdown = str_replace("<br />", "\n", $markdown);
     return $markdown;
 }
diff --git a/web/template/syzoj/problem.php b/web/template/syzoj/problem.php
index 4ac54b4..39e14d8 100644
--- a/web/template/syzoj/problem.php
+++ b/web/template/syzoj/problem.php
@@ -128,7 +128,9 @@ if ($pr_flag) {
         strpos($s, "class=\"md") === false
       )  // 没找到，那就加上
         $s = "<span class='md'>" . $s . "</span>";
-      $s = html_entity_decode($str, ENT_QUOTES, 'UTF-8');
+      // $s = html_entity_decode($str, ENT_QUOTES, 'UTF-8');
+      // 特殊转义
+      $s = str_replace("<br />", "\n", $s);
       return $s;
     }
     ?>