Solved Day 11

day11/input

@@ -0,0 +1 @@
+vzbxkghb

day11/solution.rb

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+#!/bin/env ruby
+require 'pry'
+
+def pw_checks(password)
+  return false if password =~ /i|o|l/
+  return false unless find_pairs(password)
+  return false unless find_straights(password)
+
+  true
+end
+
+def find_pairs(password)
+  password.scan(/([a-z])\1/).uniq.count >= 2
+end
+
+def find_straights(password)
+  $straights.map { |straight| password.include?(straight) }.include?(true)
+end
+
+$straights = ['a']
+25.times { $straights.push($straights[-1].next) }
+$straights.map! { |char| char << char.next + char.next.next }
+$straights.pop(2)
+$straights.freeze
+
+password = File.read('./input').chomp.next
+
+password.next! until pw_checks(password) == true
+
+puts "Part 1 Solution: #{password}"
+password.next!
+password.next! until pw_checks(password) == true
+
+puts "Part 2 Solution: #{password}"