foo.cc:22:31: error: stray '\357' in program
   22 |     ios::sync_with_stdio(false）;
      |                               ^
foo.cc:22:32: error: stray '\274' in program
   22 |     ios::sync_with_stdio(false）;
      |                                ^
foo.cc:22:33: error: stray '\211' in program
   22 |     ios::sync_with_stdio(false）;
      |                                 ^
foo.cc: In function 'int main()':
foo.cc:22:31: error: expected ')' before ';' token
   22 |     ios::sync_with_stdio(false）;
      |                         ~     ^  ~
      |                               )

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