8 lines
209 B
Perl
8 lines
209 B
Perl
use 5.01;
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sub comma_quibbling {
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my $last = pop // '';
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return '{'. (@_ ? (join ', ', @_).' and '.$last : $last).'}';
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}
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say for map {comma_quibbling(@$_)}
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[], [qw(ABC)], [qw(ABC DEF)], [qw(ABC DEF G H)];
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