foo.cpp:1:1: error: stray '\273' in program
 回访时遇到
 ^
foo.cpp:1:1: error: stray '\330' in program
foo.cpp:1:1: error: stray '\267' in program
foo.cpp:1:1: error: stray '\303' in program
foo.cpp:1:1: error: stray '\312' in program
foo.cpp:1:1: error: stray '\261' in program
foo.cpp:1:1: error: stray '\323' in program
foo.cpp:1:1: error: stray '\366' in program
foo.cpp:1:1: error: stray '\265' in program
foo.cpp:1:1: error: stray '\275' in program