C1111133313331323223313331333133313311211111211331333133313332222232211311
>>
C111113331333132322331333133313331331121111121133133313331333222223221131
<<
C1111133313331323223313331333133313311211111211331333133313332222232211313
>>
C1111133313331323223313331333133313311211111211331333133313332222232211312
>>