C111123313331323113313331333133313331323132311233132322131113111
>>
C11112331333132311331333133313331333132313231123313232213111311
<<
C111123313331323113313331333133313331323132311233132322131113113
>>
C111123313331323113313331333133313331323132311233132322131113112
>>