Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
slope =
1. Ц
2. ’Ç
3. â
4. ‰@

ƒŒƒxƒ‹3. •ÏX
SDAL“‡‰pŒêŠwZ