Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
calculate =
1. ŽZ
2. ’‹
3. ‘–
4. Šâ

ƒŒƒxƒ‹2. •ÏX
SDAL“‡‰pŒêŠwZ