C111123313331323113313331333133313331323133113313331333132213332211331
>>
C11112331333132311331333133313331333132313311331333133313221333221133
<<
C111123313331323113313331333133313331323133113313331333132213332211333
>>
C111123313331323113313331333133313331323133113313331333132213332211332
>>