Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
calculate =
1. ¯
2. •à
3. ŽZ
4. Šˆ

ƒŒƒxƒ‹2. •ÏX
SDAL“‡‰pŒêŠwZ