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