Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
put in order =
1. ®
2. ’ 
3. Ž®
4. ˆÀ

ƒŒƒxƒ‹3. •ύX
SDAL“‡‰pŒêŠwZ