Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
profit =
1. ŠÇ
2. —˜
3. –¯
4. —Ç

ƒŒƒxƒ‹4. •ÏX
SDAL“‡‰pŒêŠwZ