2015年12月26日
UVA 11076 Add Again 计算对答案的贡献+组合数学
摘要： A pair of numbers has a unique LCM but a single number can be the LCM of more than one possiblepairs. For example 12 is the LCM of (1, 12), (2, 12), (... 阅读全文
posted @ 2015-12-26 17:50 meekyan 阅读(240) 评论(0) 推荐(0) 编辑
UVA 10892 LCM Cardinality 数学
摘要： A pair of numbers has a unique LCM but a single number can be the LCM of more than one possiblepairs. For example 12 is the LCM of (1, 12), (2, 12), (... 阅读全文
posted @ 2015-12-26 17:45 meekyan 阅读(293) 评论(0) 推荐(0) 编辑
UVA 10780 Again Prime? No Time. 分解质因子
摘要： The problem statement is very easy. Given a number n you have to determine the largest power of m,not necessarily prime, that divides n!.InputThe inpu... 阅读全文
posted @ 2015-12-26 17:41 meekyan 阅读(217) 评论(0) 推荐(0) 编辑
UVA 11609 Teams 组合数学+快速幂
摘要： In a galaxy far far away there is an ancient game played among the planets. The specialty of the gameis that there is no limitation on the number of p... 阅读全文
posted @ 2015-12-26 17:19 meekyan 阅读(380) 评论(0) 推荐(0) 编辑