C111123313121111121111331333133313331333133313331122112312113121
>>
C11112331312111112111133133313331333133313331333112211231211312
<<
C111123313121111121111331333133313331333133313331122112312113123
>>
C111123313121111121111331333133313331333133313331122112312113122
>>