C111123313331323113313331333133313331323133113313331333133331212111
>>
C11112331333132311331333133313331333132313311331333133313333121211
<<
C111123313331323113313331333133313331323133113313331333133331212113
>>
C111123313331323113313331333133313331323133113313331333133331212112
>>