Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
difficult =
1. ŽŒ
2. Š„
3. Š÷
4. “ï

ƒŒƒxƒ‹6. •ÏX
SDAL“‡‰pŒêŠwZ