C111123313331323113313331323133313331311331311331311221123231333111
>>
C11112331333132311331333132313331333131133131133131122112323133311
<<
C111123313331323113313331323133313331311331311331311221123231333113
>>
C111123313331323113313331323133313331311331311331311221123231333112
>>