/in/foo.cc:13:9: error: macro names must be identifiers
 #define 卢本伟  int
         ^
/in/foo.cc:18:1: error: stray '\345' in program
 卢本伟  nb;
 ^
/in/foo.cc:18:2: error: stray '\215' in program
 卢本伟  nb;
  ^
/in/foo.cc:18:3: error: stray '\242' in program
 卢本伟  nb;
   ^
/in/foo.cc:18:4: error: stray '\346' in program
 卢本伟  nb;
    ^
/in/foo.cc:18:5: error: stray '\234' in program
 卢本伟  nb;
     ^
/in/foo.cc:18:6: error: stray '\254' in program
 卢本伟  nb;
      ^
/in/foo.cc:18:7: error: stray '\344' in program
 卢本伟  nb;
       ^
/in/foo.cc:18:8: error: stray '\274' in program
 卢本伟  nb;
        ^
/in/foo.cc:18:9: error: stray '\237' in program
 卢本伟  nb;
         ^
/in/foo.cc:18:12: error: 'nb' does not name a type
 卢本伟  nb;
            ^~
/in/foo.cc: In function 'int main()':
/in/foo.cc:106:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0;i<Ans.size();i++)
                 ~^~~~~~~~~~~