Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
calculate =
1. ê
2. –œ
3. ŽZ
4. “X

ƒŒƒxƒ‹2. •ÏX
SDAL“‡‰pŒêŠwZ