C 3

C 3C 3C 3C 3
C 3C 3C 3C 3C 3C 3C 3C 3
C 3C 3C 3C 3C 3C 3C 3C 3C 3C 3C 3C 3
C 3C 3C 3C 3C 3C 3C 3C 3C 3C 3C 3C 3C 3C 3C 3C 3
C 3C 3C 3C 3C 3C 3C 3C 3