Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
calculate =
1. ŽZ
2.
3. ‰_
4. ’¼

ƒŒƒxƒ‹2. •ÏX
SDAL“‡‰pŒêŠwZ