Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
calculate =
1. •·
2. ŽZ
3. T
4. —

ƒŒƒxƒ‹2. •ύX
SDAL“‡‰pŒêŠwZ