Calendar - for "REAL" programmers: Difference between revisions
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B: given a year returns a number where numeric values within that year, mod 7, index the proper day names within a week.
M: given a year return a list of 12 numbers representing the number of days in each month
R: given a year, return 12 rows of 42 numbers, each row representing days of the month framed in a six week period which will be used to display that month (0 for days that are not part of that month)
H: text that will be the header for each month's block of days
C: A calendar of 12 months (in a flat list, each month is structured text but there's no higher level formatting)
D: given a number of characters (at least 20) and a year, gives the calendar arranged in rows that will best fill that character width without exceeding it.
L: given a textual table (fixed with character columns), left justify it
E: given a textual table and a width, center the text within that width (assuming it fits)
F: <code>width F year</code> gives us our formatted calendar
Here's an example calendar (the first line <code>132 F 1969</code> being the command that build this calendar):
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