C111123313331323113313331323133313331311331311331333132221211211
>>
C11112331333132311331333132313331333131133131133133313222121121
<<
C111123313331323113313331323133313331311331311331333132221211213
>>
C111123313331323113313331323133313331311331311331333132221211212
>>