Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
calculate =
1. ŽZ
2. –å
3.
4. ‰Ì

ƒŒƒxƒ‹2. •ÏX
SDAL“‡‰pŒêŠwZ