C11111333133313232233133313331333133112111112113313113121111111
>>
C1111133313331323223313331333133313311211111211331311312111111
<<
C11111333133313232233133313331333133112111112113313113121111113
>>
C11111333133313232233133313331333133112111112113313113121111112
>>