“®ŽŒƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
borrow =
1. ‹‚é ‚¢‚é
2. ‚Æ‚é
3. ‚¨‚æ‚®
4. ‚©‚è‚é

ƒŒƒxƒ‹4. •ύX
SDAL“‡‰pŒêŠwZ