AdventOfCode-2022/day6.cr
2022-12-08 22:20:55 -08:00

23 lines
374 B
Crystal

require "advent"
INPUT = input(2022, 6).lines[0].chars
def part1(input)
idx = 0
input.each_cons(4) do |x|
return idx + 4 if x.uniq.size == 4
idx += 1
end
end
def part2(input)
offset = 0
loop do
chars = input[offset..offset+13]
return offset + 14 if chars.uniq.size == 14
offset += 1
end
end
puts part1(INPUT.clone)
puts part2(INPUT.clone)