北京一消费者接受面部注射后出现严重感染，遂起诉要求经营者赔偿，并主张二倍的惩罚性赔偿。4月9日记者从北京市一中院获悉，因经营者明知其注射产品无合法来源，仍提供存在缺陷的商品和服务等，最终法院判决支持了消
Is there an efficient way to get the least non-negative residue modulo n, where n is positive, in C? This is quite easy if the number is non-n开发者_如何转开发egative, then it\'s just a % n (where a
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