http://www.perlmonks.org?node_id=1006349


in reply to Re^3: Determining if a rational number terminates
in thread Determining if a rational number terminates

Meh... I was actually only checking multiples of five. D'oh! 1/15 was reporting "Y".

Fixed...

@ARGV = (15, 40); sub _{@i=sort{$b-$a}@_;return$i[1]if$i[0]==$i[1];@i=($i[1],$i[0]%$i[1 ])while$i[1];$i[0]}sub __{$j=_@_;$_/=$j for@_;$_[1]<0and do{$_*=-1for @_}}__(($k,$l)=@ARGV);for(2,5){$l/=$_ until$l%$_}print$l eq 1?Y:N,$/#
perl -E'sub Monkey::do{say$_,for@_,do{($monkey=[caller(0)]->[3])=~s{::}{ }and$monkey}}"Monkey say"->Monkey::do'