2025-12-03 16:33:08 +00:00

28 lines
504 B
Ruby
Executable File

#!/usr/bin/env ruby
# frozen_string_literal: true
class Main
def run
@sum = 0
$stdin.each_line do |line|
nums = line.chomp.each_char.map(&:to_i)
largest_joltage = recurse(12, nums, [])
@sum += largest_joltage.join.to_i
end
puts @sum
end
def recurse(i, nums, largest_joltage)
return largest_joltage if i == 0
max = nums[..-i].max
largest_joltage << max
recurse(i - 1, nums[nums.find_index(max) + 1..], largest_joltage)
end
end
Main.new.run