Day 14, part 2 not working (very slow)

1 files changed, 24 insertions, 0 deletions

diff --git a/day14/part1 b/day14/part1
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index 0000000..2f46375
--- /dev/null
+++ b/day14/part1
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+#!/usr/bin/env ruby
+
+input = $stdin.readlines[0].strip.to_i
+
+scores = [3, 7]
+elf1 = 0
+elf2 = 1
+
+loop do
+  se1 = scores[elf1]
+  se2 = scores[elf2]
+
+  sum = se1 + se2
+  scores += sum.to_s.chars.map(&:to_i)
+  
+  slen = scores.length
+
+  elf1 = (elf1 + 1 + se1) % slen
+  elf2 = (elf2 + 1 + se2) % slen
+
+  break if slen > (input + 10)
+end
+
+puts scores[input...(input+10)].join