Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
calculate =
1. ‹³
2. ŽZ
3. á
4. “¯

ƒŒƒxƒ‹2. •ÏX
SDAL“‡‰pŒêŠwZ