C111113331333132322331333133313331331121111121133133313331322123211111
>>
C11111333133313232233133313331333133112111112113313331333132212321111
<<
C111113331333132322331333133313331331121111121133133313331322123211113
>>
C111113331333132322331333133313331331121111121133133313331322123211112
>>