C1111133313331323223313331333133313331333232233133112111112232311
>>
C111113331333132322331333133313331333133323223313311211111223231
<<
C1111133313331323223313331333133313331333232233133112111112232313
>>
C1111133313331323223313331333133313331333232233133112111112232312
>>