C111123313121111121111331333133313331333133313331122112322121121
>>
C11112331312111112111133133313331333133313331333112211232212112
<<
C111123313121111121111331333133313331333133313331122112322121123
>>
C111123313121111121111331333133313331333133313331122112322121122
>>