Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
interval =
1. ŠÔ
2. }
3. ‹D
4. ‰ñ

ƒŒƒxƒ‹2. •ÏX
SDAL“‡‰pŒêŠwZ