diff options
| -rw-r--r-- | challenge-151/mark-anderson/raku/ch-1.raku | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/challenge-151/mark-anderson/raku/ch-1.raku b/challenge-151/mark-anderson/raku/ch-1.raku index bdbf7dc7a8..21d3f470ac 100644 --- a/challenge-151/mark-anderson/raku/ch-1.raku +++ b/challenge-151/mark-anderson/raku/ch-1.raku @@ -11,10 +11,9 @@ sub binary-tree-depth($tree) my $elems = 1; my $depth = 0; - while @tree + for @tree -> $nodes { - my $nodes := shift @tree; - return $depth unless $nodes.elems == $elems; + last unless $nodes.elems == $elems; $elems = ($elems - $nodes.comb('*')) * 2; $depth++; } |