C1111233131211111211113313331333133313331122212111113331312133111
>>
C111123313121111121111331333133313331333112221211111333131213311
<<
C1111233131211111211113313331333133313331122212111113331312133113
>>
C1111233131211111211113313331333133313331122212111113331312133112
>>