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