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Stack Internal
Knowledge at work
Bring the best of human thought and AI automation together at your work.
-MList::Util=none -n
$"=',';@b=1..$_;map{@c=sort@d=/\d+/g;$q=0;say%k=$q=0;say if"@b"eq"@c"&&noneif none{++$q==$_++$q==$_||$k{$_}@d++}/\d+/g}glob join$",("{@b}")x@b
Try it online!Try it online!
$"=',';@b=1..$_;map{@c=sort@d=/\d+/g;$q=0;say if"@b"eq"@c"&&none{++$q==$_}@d}glob join$",("{@b}")x@b
Try it online!
$"=',';@b=1..$_;map{%k=$q=0;say if none{++$q==$_||$k{$_}++}/\d+/g}glob join$",("{@b}")x@b
