Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
calculate =
1. ˆø
2. ü
3. ŽZ
4. ¼

ƒŒƒxƒ‹2. •ύX
SDAL“‡‰pŒêŠwZ