摘要: DescriptionTokyoflash推出了一款摩斯电码手表,样图如下。要读懂这款手表,首先要了解一些摩斯电码的知识。在了解了这些摩斯电码符号之后,就不难看懂表盘中显示的信息是“02 17 PM”了,也就是指下午2点17分。在12小时计时法中小时的取值范围为01到12之间的整数,AM代表上午,P... 阅读全文
posted @ 2014-07-30 18:48 Iridescent_zzy 阅读(246) 评论(0) 推荐(0)
摘要: DescriptionThe Farey Sequence Fn for any integer n with n >= 2 is the set of irreducible rational numbers a/b with 0 2 #include 3 #define N 1000010 4... 阅读全文
posted @ 2014-07-30 16:14 Iridescent_zzy 阅读(197) 评论(0) 推荐(1)
摘要: DescriptionA lattice point (x,y) in the first quadrant (xandyare integers greater than or equal to 0), other than the origin, is visible from the orig... 阅读全文
posted @ 2014-07-30 11:53 Iridescent_zzy 阅读(243) 评论(0) 推荐(1)