C1111133313331323223313331333133313331323133313331311331333133321123131
>>
C111113331333132322331333133313331333132313331333131133133313332112313
<<
C1111133313331323223313331333133313331323133313331311331333133321123133
>>
C1111133313331323223313331333133313331323133313331311331333133321123132
>>