C111123313121111121111331333133313331323231333133313311211123111
>>
C11112331312111112111133133313331333132323133313331331121112311
<<
C111123313121111121111331333133313331323231333133313311211123113
>>
C111123313121111121111331333133313331323231333133313311211123112
>>