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这道题目有问题！！！有漏洞！！！！题目中要求 A,B互质。 那么请问0和2是不是互质的？ 根据高等代数的知识，0可被任何数整除，而2可以被自身整除。 也就是说当A为0时，必和B用公约数！！！！！怎么可能做到互质？？？！！！ Followed by:
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