C111123313331323113313331333133313331322331313312111133112112111
>>
C11112331333132311331333133313331333132233131331211113311211211
<<
C111123313331323113313331333133313331322331313312111133112112113
>>
C111123313331323113313331333133313331322331313312111133112112112
>>