Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
interval =
1. Šp
2. ‰€
3. “š
4. ŠÔ

ƒŒƒxƒ‹2. •ÏX
SDAL“‡‰pŒêŠwZ