lassie% cc201 mycal4.c lassie% a.out year =? 1994 month =? 2 year days = 365, month days = 28 lassie% a.out year =? 1992 month =? 2 year days = 366, month days = 29 lassie% a.out year =? 1994 month =? 1 year days = 365, month days = 31 lassie% a.out year =? 1994 month =? 10 year days = 365, month days = 31 lassie% a.out year =? 1994 month =? 6 year days = 365, month days = 30