C111123313331323113313331333133313331122112312111133133313331333131213331312111
>>
C11112331333132311331333133313331333112211231211113313331333133313121333131211
<<
C111123313331323113313331333133313331122112312111133133313331333131213331312113
>>
C111123313331323113313331333133313331122112312111133133313331333131213331312112
>>