foo.cpp:1:1: error: stray '\270' in program
 付电话费
 ^
foo.cpp:1:1: error: stray '\266' in program
foo.cpp:1:1: error: stray '\265' in program
foo.cpp:1:1: error: stray '\347' in program
foo.cpp:1:1: error: stray '\273' in program
foo.cpp:1:1: error: stray '\260' in program
foo.cpp:1:1: error: stray '\267' in program
foo.cpp:1:1: error: stray '\321' in program