Posts tagged ‘leap-year’
There Are Only 14 Possible Calendar Configurations
At the beginning of every year, I get a tropical island wall calendar. During the winter, it makes the days seem warmer; during the summer, it inspires me to enjoy the long sunny days.
Until a few days ago, my January 2010 calendar was really small. I hadn’t bought a new calendar yet, so I was squinting at the tiny January 2010 layout in the corner of my December 2009 calendar.
If only I kept my 1999 calendar, I could have used that this year.
You see, there are only 14 possible calendar configurations. This year, January first was a Friday and next year, it’s a Saturday. In 2012 it’s a Sunday, but in 2013 it’s a Tuesday. (more…)