Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
guard against =
1. O
2. ‰f
3. Ï
4. Œx

ƒŒƒxƒ‹6. •ÏX
SDAL“‡‰pŒêŠwZ