/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:1:7: warning: type defaults to 'int' in declaration of 'year' [-Wimplicit-int]
    1 | month,year=map(int,input().split(","))
      |       ^~~~
/in/foo.c:1:12: warning: implicit declaration of function 'map' [-Wimplicit-function-declaration]
    1 | month,year=map(int,input().split(","))
      |            ^~~
/in/foo.c:1:16: 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 in [1,3,5,7,8,10,12]:
      | ^~