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

ƒŒƒxƒ‹2. •ύX
SDAL“‡‰pŒêŠwZ