/in/foo.c:1:1: warning: data definition has no type or storage class
    1 | month, year = map(int, input().split(','))
      | ^~~~~
/in/foo.c:1:1: warning: type defaults to 'int' in declaration of 'month' [-Wimplicit-int]
/in/foo.c:1:8: warning: type defaults to 'int' in declaration of 'year' [-Wimplicit-int]
    1 | month, year = map(int, input().split(','))
      |        ^~~~
/in/foo.c:1:15: warning: implicit declaration of function 'map' [-Wimplicit-function-declaration]
    1 | month, year = map(int, input().split(','))
      |               ^~~
/in/foo.c:1:19: error: expected expression before 'int'
    1 | month, year = map(int, input().split(','))
      |                   ^~~
/in/foo.c:2:1: error: expected ',' or ';' before 'if'
    2 | if month == 2:
      | ^~