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+Summary:
+整体上代码问啥问题
+
+Detailed Comments:
+1、代码基本没啥问题；
+
+2、有时间也写一下beam search的代码，尝试在decoder的时候使用beam search来搜索
+
+3、建议自己根据语料尝试动手做一遍；
+
+Overall Score: 82
+--------------------------------------------------------------------------------------------------------------------------
+
+Thanks for your efforts.
+
+-Your instructor
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