From 7dcc57442fcbaa83e40bf5f832799e235b6b2f57 Mon Sep 17 00:00:00 2001 From: Christian Neukirchen Date: Thu, 10 Dec 2015 14:26:15 +0100 Subject: day10 --- day10.rb | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 day10.rb (limited to 'day10.rb') diff --git a/day10.rb b/day10.rb new file mode 100644 index 0000000..a429aff --- /dev/null +++ b/day10.rb @@ -0,0 +1,13 @@ +def ls(s) + n = "" + s.scan(/(\d)\1*/) { + n << "#{$&.size}#{$1}" + } + n +end + +d = "1113122113" +40.times { d = ls(d) } +p d.size +10.times { d = ls(d) } +p d.size -- cgit 1.4.1