Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
floor of a building =
1.
•
2.
ŠK
3.
‘S
4.
A
ƒŒƒxƒ‹3.
•ÏX
SDAL“‡‰pŒêŠwZ