diff --git a/app/views/challenges/_form.html.erb b/app/views/challenges/_form.html.erb
index 1e436a5ff..daf25b887 100644
--- a/app/views/challenges/_form.html.erb
+++ b/app/views/challenges/_form.html.erb
@@ -130,7 +130,7 @@
   </li>
   <li class="clearfix">
     <label class="panel-form-label fl"><span class="c_red mr5">*</span>评测方式：</label>
-    <%= select_tag :evaluation_way, options_for_select([["输出输出", 1], ["文件存在", 2]]), :name => 'challenge[evaluation_way]', :class => " fl", :style => "height: 40px; width:200px;" %>
+    <%= select_tag :evaluation_way, options_for_select([["输出输出", 1]]), :name => 'challenge[evaluation_way]', :class => " fl", :style => "height: 40px; width:200px;" %>
     <span class="fl ml15 mt8">请选择自动检测学员是否完成本任务的评测标准</span>
   </li>
 
@@ -238,13 +238,13 @@
     <span class="mt10 fl"><%= radio_button_tag("challenge[difficulty]", 1, checked = (@challenge.difficulty ==1 ? true : false)) %></span><span class="ml5 fl mt8 mr15">简单</span>
     <span class="mt10 fl"><%= radio_button_tag("challenge[difficulty]", 2, checked = (@challenge.difficulty ==2 ? true : false)) %></span><span class="ml5 fl mt8 mr15">中等</span>
     <span class="mt10 fl"><%= radio_button_tag("challenge[difficulty]", 3, checked = (@challenge.difficulty ==3 ? true : false)) %></span><span class="ml5 fl mt8 mr15">困难 </span>
-    <span class="fl color-orange ml30 mt8"><i class="fa fa-exclamation-circle mr5"></i>请选择难易度并设定通过本关后，学员得到的经验值</span>
+   <!-- <span class="fl color-orange ml30 mt8"><i class="fa fa-exclamation-circle mr5"></i>请选择难易度并设定通过本关后，学员得到的经验值</span>-->
   </li>
 
   <li class="clearfix">
     <label class="panel-form-label fl"><span class="c_red mr5">*</span>奖励经验值：</label>
-    <%= f.text_field :score, :class => "panel-form-height-30 fl", :no_label => true, :style => "padding:5px;", :placeholder => "请输入分值（只能是数字）" %>
-    <span class="fl ml5" style="line-height: 40px;">（100~200 经验值）</span>
+    <%#= f.text_field :score, :class => "panel-form-height-30 fl", :no_label => true, :style => "padding:5px;", :placeholder => "请输入分值（只能是数字）" %>
+    <%= select_tag :challenge_score, options_for_select([100, 200]), :name => 'challenge[score]', :class => " fl", :style => "height: 40px; width:170px;" %>
     <div class="clear"></div>
     <span style="display: none" class="c_red ml90" id="new_shixun_score">分值设定不能为空</span>
   </li>
@@ -315,6 +315,45 @@
                 $(inputs_labels[j]).html("组" + (j + 1));
             }
         });
+
+        // 根据难易程度设置不同的奖励经验值（适用新建与编辑模式）
+        var list= $('input:radio[name="challenge[difficulty]"]:checked').val(); // 获取select的索引值
+        if(list == 1){
+            $("#challenge_score").empty();
+            for(var i= 100; i <= 200; i += 100){
+                $("#challenge_score").append("<option value="+ i + ">"+ i +"</option>");
+            }
+        }else if(list == 2){
+            $("#challenge_score").empty();
+            for(var i= 300; i <= 600; i += 100){
+                $("#challenge_score").append("<option value="+ i + ">"+ i +"</option>");
+            }
+        }else if(list == 3){
+            $("#challenge_score").empty();
+            for(var i= 700; i <= 1000; i += 100){
+                $("#challenge_score").append("<option value="+ i + ">"+ i +"</option>");
+            }
+        }
+        $("#challenge_score").find("option[value='<%= @challenge.score %>']").attr("selected",true); // 设置option默认值
+        $("#challenge_difficulty_1").click(function(){
+            $("#challenge_score").empty();
+            for(var i= 100; i <= 200; i += 100){
+                $("#challenge_score").append("<option value="+ i + ">"+ i +"</option>");
+            }
+        });
+        $("#challenge_difficulty_2").click(function(){
+            $("#challenge_score").empty();
+            for(var i= 300; i <= 600; i += 100){
+                $("#challenge_score").append("<option value="+ i + ">"+ i +"</option>");
+            }
+        });
+        $("#challenge_difficulty_3").click(function(){
+            $("#challenge_score").empty();
+            for(var i= 700; i <= 1000; i += 100){
+                $("#challenge_score").append("<option value="+ i + ">"+ i +"</option>");
+            }
+        })
+
     });
     // 设置textarea的宽度到140以后出现滚动条
     var text1 = document.getElementById("textarea_sample_input_test");
@@ -418,5 +457,4 @@
         var obj = thisObj.parentNode.id;
         $("#"+obj).remove();
     }
-
 </script>