foo.c: In function 'main':
foo.c:6:16: error: stray '\342' in program
    6 |         scanf（“3”）；
      |                ^
foo.c:6:9: error: 'scanf\U0000ff08' undeclared (first use in this function); did you mean 'scanf'?
    6 |         scanf（“3”）；
      |         ^~~~~~~
      |         scanf
foo.c:6:9: note: each undeclared identifier is reported only once for each function it appears in
foo.c:6:16: error: expected ';' before numeric constant
    6 |         scanf（“3”）；
      |                ^~
      |                ;
foo.c:6:18: error: stray '\342' in program
    6 |         scanf（“3”）；
      |                  ^
foo.c:7:16: error: invalid suffix "；" on integer constant
    7 |         return 0；
      |                ^~~

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