Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
³‰ðI
direction =
1.
•û
2.
‘
3.
‘
4.
’¼
ƒŒƒxƒ‹2.
•ÏX
SDAL“‡‰pŒêŠwZ