Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
borrow =
1. •t
2. ‰–
3. ŽØ
4. ‰è

ƒŒƒxƒ‹4. •ύX
SDAL“‡‰pŒêŠwZ