C111123313331323113313331323133313331311331311331333133313221231111
>>
C11112331333132311331333132313331333131133131133133313331322123111
<<
C111123313331323113313331323133313331311331311331333133313221231113
>>
C111123313331323113313331323133313331311331311331333133313221231112
>>