duplicates = multiple editions
A Classical Introduction to Modern Number Theory, Kenneth Ireland Michael Rosen
A Classical Introduction to Modern Number Theory, Kenneth Ireland Michael Rosen
#!/usr/bin/env perl | |
use strict; | |
use warnings; | |
sub bottles() { sprintf qq{%s bottle%s of beer} | |
, $_ || 'No' | |
, $_==1 ? '' : 's'; | |
} | |
sub store() { $_=99; qq{Go to the store, buy some more...\n}; } | |
sub wall() { qq{ on the wall\n} } |