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0 1 2 3 4 5 6 7 8 9 : ; < = > ? @ A B C D E F G H I J K L M N O P Q R +S T U V W X Y Z [ \ ] ^ _ ` a b c d e f g h i j k l m n o p q r s t u v w x y z { | } ~
#alphabet @alpha = split '', 'G;_0x}snafuU='; ... # G,_..0,}..U # or if it is easier to , a run of 2 # G,_,0,}..U