diff --git a/app/controllers/homework_common_controller.rb b/app/controllers/homework_common_controller.rb
index f48633a53..e3424707f 100644
--- a/app/controllers/homework_common_controller.rb
+++ b/app/controllers/homework_common_controller.rb
@@ -1,6 +1,7 @@
 class HomeworkCommonController < ApplicationController
   require 'net/http'
   require 'json'
+  require "base64"
   layout "base_courses"
   before_filter :find_course, :only => [:index,:new,:create,:next_step]
   before_filter :find_homework, :only => [:edit,:update,:alert_anonymous_comment,:start_anonymous_comment,:stop_anonymous_comment,:destroy]
@@ -353,7 +354,7 @@ class HomeworkCommonController < ApplicationController
   end
 
   def programing_test
-    test = {language:params[:language],src:params[:src],input:[params[:input]],output:[params[:output]]}
+    test = {language:params[:language],src:Base64.encode64(params[:src]),input:[params[:input]],output:[params[:output]]}
     @index = params[:index]
     uri = URI('http://192.168.80.21:8080/api/realtime.json')
     body = test.to_json
@@ -364,8 +365,8 @@ class HomeworkCommonController < ApplicationController
       client.request(request)
     end
     result = JSON.parse(res.body)
-    result[:results].each do |re|
-      @result = re[:status]
+    result["results"].each do |re|
+      @result = re["status"]
     end
   end
 
diff --git a/app/views/homework_common/index.html.erb b/app/views/homework_common/index.html.erb
index 6847da2c7..4a804ae60 100644
--- a/app/views/homework_common/index.html.erb
+++ b/app/views/homework_common/index.html.erb
@@ -48,30 +48,32 @@
         </div>
         <div class="cl"></div>
 
-        <% if homework.homework_type == 2 && homework.homework_detail_programing && @is_teacher%>
-            <table class="border_ce" cellpadding="0" cellspacing="0">
-              <tbody>
-              <tr class="<%= cycle("", "b_grey") %>">
-                <td  class="td_tit">
-                  输入
-                </td>
-                <td  class="td_tit">
-                  输出
-                </td>
-              </tr>
-              <% homework.homework_tests.each do |test|%>
+        <% if homework.homework_type == 2 && homework.homework_detail_programing%>
+            <% if @is_teacher%>
+                <table class="border_ce" cellpadding="0" cellspacing="0">
+                  <tbody>
                   <tr class="<%= cycle("", "b_grey") %>">
                     <td  class="td_tit">
-                      <%=test.input%>
+                      输入
                     </td>
                     <td  class="td_tit">
-                      <%= test.output%>
+                      输出
                     </td>
                   </tr>
-              <% end%>
-              </tbody>
-            </table>
-            <div class="cl"></div>
+                  <% homework.homework_tests.each do |test|%>
+                      <tr class="<%= cycle("", "b_grey") %>">
+                        <td  class="td_tit">
+                          <%=test.input%>
+                        </td>
+                        <td  class="td_tit">
+                          <%= test.output%>
+                        </td>
+                      </tr>
+                  <% end%>
+                  </tbody>
+                </table>
+                <div class="cl"></div>
+            <% end%>
 
             <div class="mt5">
               <span class="tit_fb"  style="width: auto;"> 开发语言：</span>
diff --git a/app/views/student_work/index.html.erb b/app/views/student_work/index.html.erb
index 92f6f93e0..3783d67d3 100644
--- a/app/views/student_work/index.html.erb
+++ b/app/views/student_work/index.html.erb
@@ -137,29 +137,31 @@
         <div class="cl"></div>
 
         <% if @homework.homework_type == 2 && @homework.homework_detail_programing%>
-            <table class="border_ce" cellpadding="0" cellspacing="0">
-              <tbody>
-              <tr class="<%= cycle("", "b_grey") %>">
-                <td  class="td_tit">
-                  输入
-                </td>
-                <td  class="td_tit">
-                  输出
-                </td>
-              </tr>
-              <% @homework.homework_tests.each do |test|%>
+            <% if @is_teacher%>
+                <table class="border_ce" cellpadding="0" cellspacing="0">
+                  <tbody>
                   <tr class="<%= cycle("", "b_grey") %>">
                     <td  class="td_tit">
-                      <%=test.input%>
+                      输入
                     </td>
                     <td  class="td_tit">
-                      <%= test.output%>
+                      输出
                     </td>
                   </tr>
-              <% end%>
-              </tbody>
-            </table>
-            <div class="cl"></div>
+                  <% homework.homework_tests.each do |test|%>
+                      <tr class="<%= cycle("", "b_grey") %>">
+                        <td  class="td_tit">
+                          <%=test.input%>
+                        </td>
+                        <td  class="td_tit">
+                          <%= test.output%>
+                        </td>
+                      </tr>
+                  <% end%>
+                  </tbody>
+                </table>
+                <div class="cl"></div>
+            <% end%>
 
             <div class="mt5">
               <span class="tit_fb"  style="width: auto;"> 开发语言：</span>