Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
calculate =
1.
ŽZ
2.
‘
3.
‰_
4.
’¼
ƒŒƒxƒ‹2.
•ÏX
SDAL“‡‰pŒêŠwZ