require "advent" INPUT = input(2022, 6).lines[0].chars def part1(input) offset = 0 loop do chars = input[offset..offset+3] return offset + 4 if chars.uniq.size == 4 offset += 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)