diff --git a/web/template/syzoj/problem.php b/web/template/syzoj/problem.php
index 88b4c3d..f3bca09 100644
--- a/web/template/syzoj/problem.php
+++ b/web/template/syzoj/problem.php
@@ -118,19 +118,21 @@ if ($pr_flag) {
         <?php } ?>
       </div>
     </div>
-
+    <?php
+    function trans_md($str)
+    {
+      return bbcode_to_html("<span class='md'>" + bbcode_to_html(
+        htmlentities($str, ENT_QUOTES, 'UTF-8')
+      ) + "</span>");
+    }
+    ?>
     <div class="row">
       <div class="column">
         <h4 class="ui top attached block header"><?php echo $MSG_Description ?></h4>
         <div id="description" class="ui bottom attached segment font-content">
-          <span class='md'>
-            <?php
-            echo bbcode_to_html(
-              htmlentities ($row['description'], ENT_QUOTES, 'UTF-8')
-            );
-            ?>
-
-          </span>
+          <?php
+          echo trans_md($row['description']);
+          ?>
         </div>
       </div>
     </div>
@@ -139,14 +141,9 @@ if ($pr_flag) {
         <div class="column">
           <h4 class="ui top attached block header"><?php echo $MSG_Input ?></h4>
           <div id='input' class="ui bottom attached segment font-content">
-            <span class='md'>
-              <?php echo
-                bbcode_to_html(
-                  htmlentities ($row['input'], ENT_QUOTES, 'UTF-8')
-                );
-              ?>
-
-            </span>
+          <?php
+          echo trans_md($row['input']);
+          ?>   
           </div>
         </div>
       </div>
@@ -156,14 +153,9 @@ if ($pr_flag) {
         <div class="column">
           <h4 class="ui top attached block header"><?php echo $MSG_Output ?></h4>
           <div id='output' class="ui bottom attached segment font-content">
-            <span class='md'>
-              <?php echo 
-                bbcode_to_html(
-                  htmlentities ($row['output'], ENT_QUOTES, 'UTF-8')
-                );
-              ?>
-
-            </span>
+          <?php
+          echo trans_md($row['output']);
+          ?> 
           </div>
         </div>
       </div>
@@ -213,14 +205,9 @@ if ($pr_flag) {
         <div class="column">
           <h4 class="ui top attached block header"><?php echo $MSG_HINT ?></h4>
           <div id='hint' class="ui bottom attached segment font-content hint">
-            <span class='md'>
-              <?php echo
-                bbcode_to_html(
-                  htmlentities ($row['hint'], ENT_QUOTES, 'UTF-8')
-                );
-              ?>
-
-            </span>
+          <?php
+          echo trans_md($row['hint']);
+          ?> 
           </div>
         </div>
       </div>