C111123313331323113313331323133313331311331311331333133112111113232111
>>
C11112331333132311331333132313331333131133131133133313311211111323211
<<
C111123313331323113313331323133313331311331311331333133112111113232113
>>
C111123313331323113313331323133313331311331311331333133112111113232112
>>