C111123313331323113313331333133313331323123231333133313123131231
>>
C11112331333132311331333133313331333132312323133313331312313123
<<
C111123313331323113313331333133313331323123231333133313123131233
>>
C111123313331323113313331333133313331323123231333133313123131232
>>