Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
elementary =
1. C
2. ‘f
3. Š²
4. ‰¶

ƒŒƒxƒ‹5. •ÏX
SDAL“‡‰pŒêŠwZ