## Bloody Sunday

### Instructions

You were missioned to make the world more productive.
Your solution ? no more sundays,
you are ask to remove them from the existing calendar.

So now, a week is 6 days from monday to saturday.

To prove your point, create a `bloodySunday` function
that return what week day the given date is.

> note that the 01/01/0001 is still a monday.