langs a-z

This commit is contained in:
Ingy döt Net 2013-04-10 22:43:41 -07:00
parent db842d013d
commit d066446780
11389 changed files with 98361 additions and 1020 deletions

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/isleapyear {
dup dup
4 mod 0 eq % needs to be divisible by 4
exch
100 mod 0 ne % but not by 100
and
exch
400 mod 0 eq % or by 400
or
} def