data structure with the months and days, the days contains a value

Months = {
	"January": 31,
	"February": 28,
	"March": 31,
	"April": 30,
	"May": 31,
	"June": 30,
	"July": 31,
	"August": 31,
	"September": 30,
	"October": 31,
	"November": 30,
	"December": 31
}