> (remainder 21
3)
0
> (remainder 21
2)
1
最大公约数
> (define (gcd a b)
(if (= b 0)
a
(gcd b (remainder a b))))
> (gcd 20 6)
2
微信扫一扫
> (remainder 21
3)
0
> (remainder 21
2)
1
最大公约数
> (define (gcd a b)
(if (= b 0)
a
(gcd b (remainder a b))))
> (gcd 20 6)
2
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