diff --git a/app/views/courses/code_repeat.html.erb b/app/views/courses/code_repeat.html.erb
index 9e026c293..8a48cfda4 100644
--- a/app/views/courses/code_repeat.html.erb
+++ b/app/views/courses/code_repeat.html.erb
@@ -28,23 +28,23 @@
           <li><%=student_work.user.show_name%></li>
           <li><%= student_work.user.user_extensions.nil? ? "--" : student_work.user.user_extensions.student_id%> </li>
           <li class="chabox-r-line"><%= Time.parse(format_time(student_work.created_at)).strftime("%m-%d %H:%M")%></li>
-          <% if student_work.simi_id > 0 && @works_hash[student_work.simi_id] %>
-              <% simi_student_work = @works_hash[student_work.simi_id] %>
+          <% if student_work.simi_id.to_i > 0 && @works_hash[student_work.simi_id.to_i] %>
+              <% simi_student_work = @works_hash[student_work.simi_id.to_i] %>
               <% simi_student_work_name = simi_student_work.name.nil? || simi_student_work.name.empty? ? simi_student_work.user.show_name + '的作品' : simi_student_work.name%>
               <li class="chabox-w-151"><%=simi_student_work_name%></li>
               <li><%=simi_student_work.user.show_name%></li>
               <li><%= simi_student_work.user.user_extensions.nil? ? "--" : simi_student_work.user.user_extensions.student_id%></li>
               <li class="chabox-r-line"><%= Time.parse(format_time(simi_student_work.created_at)).strftime("%m-%d %H:%M")%></li>
-              <% if student_work.simi_value >= 90  %>
-                  <li style = "color:red" ><%=student_work.simi_value%>%</li>
+              <% if student_work.simi_value.to_i >= 90  %>
+                  <li style = "color:red" ><%=student_work.simi_value.to_i%>%</li>
               <% else %>
-                  <li ><%=student_work.simi_value%>%</li>
+                  <li ><%=student_work.simi_value.to_i%>%</li>
               <% end %>
 
               <!--@works_hash[student_work.id].description -->
               <!--<li ><a href="javascript:void(0);"  target="_blank" class="cha-btn" onclick = "show_code_compare()">查看</a>-->
               <li >
-                <%= link_to("查看", show_comparecode_course_path(:homework_id => @homework.id,:src_id => student_work.id,:dst_id => student_work.simi_id),:class => "cha-btn",:remote => true ) %>
+                <%= link_to("查看", show_comparecode_course_path(:homework_id => @homework.id,:src_id => student_work.id,:dst_id => student_work.simi_id.to_i),:class => "cha-btn",:remote => true ) %>
               </li>
           <%else%>
               <li class="chabox-w-151">无</li>