Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
elementary =
1. ‘f
2. —e
3.
4. ‰¿

ƒŒƒxƒ‹5. •ÏX
SDAL“‡‰pŒêŠwZ