C 10

C 10C 10C 10C 10
C 10C 10C 10C 10C 10C 10C 10C 10
C 10C 10C 10C 10C 10C 10C 10C 10C 10C 10C 10C 10
C 10C 10C 10C 10C 10C 10C 10C 10C 10C 10C 10C 10C 10C 10C 10C 10
C 10C 10C 10C 10C 10C 10C 10C 10