C111123313331323113313331333133313331323133112113313232213232212311
>>
C11112331333132311331333133313331333132313311211331323221323221231
<<
C111123313331323113313331333133313331323133112113313232213232212313
>>
C111123313331323113313331333133313331323133112113313232213232212312
>>