Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
elementary =
1.
‰i
2.
‘f
3.
Ž¯
4.
C
ƒŒƒxƒ‹5.
•ÏX
SDAL“‡‰pŒêŠwZ