Putting it all together (hard)

Find the day of the week for the given date

How to play:

Welcome to the ultimate test.

In this game you will have to put all of your doomsday algorithm knowledge to the test. You will be presented any date between the years 1800 and 2199 and your task is to find the correct weekday for this date!

If you don’t know how to play, you should first learn how the doomsday algorithm works, and focus on all the other games first.