Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
loss =
1. —a
2. ‘¹
3. ­
4. Û

ƒŒƒxƒ‹5. •ÏX
SDAL“‡‰pŒêŠwZ