foo.c: In function 'main':
foo.c:4:9: error: 'inta' undeclared (first use in this function); did you mean 'int'?
    4 |         inta=0
      |         ^~~~
      |         int
foo.c:4:9: note: each undeclared identifier is reported only once for each function it appears in
foo.c:4:15: error: expected ';' before 'a'
    4 |         inta=0
      |               ^
      |               ;
    5 |         a=3000000000000000000000
      |         ~      
foo.c:5:11: warning: integer constant is too large for its type
    5 |         a=3000000000000000000000
      |           ^~~~~~~~~~~~~~~~~~~~~~

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