/in/foo.cc:7:16: error: stray '\357' in program
     scranf("%s"，&a) ;
                ^
/in/foo.cc:7:17: error: stray '\274' in program
     scranf("%s"，&a) ;
                 ^
/in/foo.cc:7:18: error: stray '\214' in program
     scranf("%s"，&a) ;
                  ^
/in/foo.cc: In function 'int main()':
/in/foo.cc:7:19: error: invalid operands of types 'const char [3]' and 'char' to binary 'operator&'
     scranf("%s"，&a) ;
            ~~~~~~~^~
/in/foo.cc:7:21: error: 'scranf' was not declared in this scope
     scranf("%s"，&a) ;
                     ^