Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
face(v.) =
1.
Õ
2.
•X
3.
Ο
4.
Ì
ƒŒƒxƒ‹3.
•ÏX
SDAL“‡‰pŒêŠwZ