C111123313331323113313331333133313231333132311312111133131133132321123131
>>
C11112331333132311331333133313331323133313231131211113313113313232112313
<<
C111123313331323113313331333133313231333132311312111133131133132321123133
>>
C111123313331323113313331333133313231333132311312111133131133132321123132
>>