Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
forest =
1. X
2. l
3. ӻ
4. •S

ƒŒƒxƒ‹1. •ÏX
SDAL“‡‰pŒêŠwZ