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author | Christian Neukirchen <chneukirchen@gmail.com> | 2015-12-10 14:26:15 +0100 |
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committer | Christian Neukirchen <chneukirchen@gmail.com> | 2015-12-10 14:26:15 +0100 |
commit | 7dcc57442fcbaa83e40bf5f832799e235b6b2f57 (patch) | |
tree | 0afbf081c9345105b2aeaa9386a4d3cfe6c00a62 /day10.rb | |
parent | 4af2965c747210abb8ca2a405b45bcd1e513074e (diff) | |
download | adventofcode2015-7dcc57442fcbaa83e40bf5f832799e235b6b2f57.tar.gz adventofcode2015-7dcc57442fcbaa83e40bf5f832799e235b6b2f57.tar.xz adventofcode2015-7dcc57442fcbaa83e40bf5f832799e235b6b2f57.zip |
day10
Diffstat (limited to 'day10.rb')
-rw-r--r-- | day10.rb | 13 |
1 files changed, 13 insertions, 0 deletions
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 |