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‚r‚f‚m
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”’l n ‚Ì•„†‚ðŽæ“¾‚·‚éB
‘Ž®
SGN(n)
sƒpƒ‰ƒ[ƒ^[t
n int
float
–ß‚è’l int or floatBŒ‹‰ÊB÷-1A0HB
—p—á
•Ï” B ‚É•Ï” A ‚Ì•„†‚ðÝ’è‚·‚éB
A = 4
B = SGN( A )