Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
elementary =
1. ο
2. ‘Ô
3. ‘f
4. “¿

ƒŒƒxƒ‹5. •ÏX
SDAL“‡‰pŒêŠwZ