C111123313331323113313331333133313331323133113313231333133313232313233111
>>
C11112331333132311331333133313331333132313311331323133313331323231323311
<<
C111123313331323113313331333133313331323133113313231333133313232313233113
>>
C111123313331323113313331333133313331323133113313231333133313232313233112
>>