#!/usr/bin/env ruby input = gets.chomp.split(',') line = %w( a b c d e f g h i j k l m n o p ) #namdgkbhifpceloj (1_000_000_000).times do line = line[13] + line[0] + line[12] + line[3] + line[6] + line[10] + line[1] + line[7] + line[8] + line[5] + line[15] + line[2] + line[4] + line[11] + line[14] + line[9] end