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