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0_0_20001267_4668.cpp:10:74: error: expected unqualified-id before '<' token
 map<string,priority_queue<string,vector<string>,greater<string> > > mapp;<span style="white-space:pre">   </span>//map存储输入的字典，key为排序之后的单词，value为原始的单词，并在存储value的时候用priority_queue进行对多个单词排序。  
                                                                          ^