Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
calculate =
1. ’Ê
2. –k
3. ŽZ
4. •û

ƒŒƒxƒ‹2. •ÏX
SDAL“‡‰pŒêŠwZ