foo.c:1:1: warning: data definition has no type or storage class
    1 | a=int(input('diyigeyueyingyee'))
      | ^
foo.c:1:1: warning: type defaults to 'int' in declaration of 'a' [-Wimplicit-int]
foo.c:1:3: error: expected expression before 'int'
    1 | a=int(input('diyigeyueyingyee'))
      |   ^~~
foo.c:1:13: warning: character constant too long for its type
    1 | a=int(input('diyigeyueyingyee'))
      |             ^~~~~~~~~~~~~~~~~~
foo.c:2:15: warning: character constant too long for its type
    2 | b=float(input('zengzhanglv'))
      |               ^~~~~~~~~~~~~

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