/in/foo.cc:44:5: error: stray '\357' in program
  for（int i=0;i<num.length();i++) cnt += countCircles(num[i]);
     ^
/in/foo.cc:44:6: error: stray '\274' in program
  for（int i=0;i<num.length();i++) cnt += countCircles(num[i]);
      ^
/in/foo.cc:44:7: error: stray '\210' in program
  for（int i=0;i<num.length();i++) cnt += countCircles(num[i]);
       ^
/in/foo.cc: In function 'int countTotalCircles(std::__cxx11::string)':
/in/foo.cc:44:2: error: expected ',' or ';' before 'for'
  for（int i=0;i<num.length();i++) cnt += countCircles(num[i]);
  ^~~
/in/foo.cc:44:16: error: 'i' was not declared in this scope
  for（int i=0;i<num.length();i++) cnt += countCircles(num[i]);
                ^