Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
put in order =
1. —Î
2. ®
3. —V
4. –û

ƒŒƒxƒ‹3. •ÏX
SDAL“‡‰pŒêŠwZ