C111123313331323113313331323133313331311331311331333132313331333112112121
>>
C11112331333132311331333132313331333131133131133133313231333133311211212
<<
C111123313331323113313331323133313331311331311331333132313331333112112123
>>
C111123313331323113313331323133313331311331311331333132313331333112112122
>>