随笔分类 -  数论

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1306 - Solutions to an Equation
摘要：1306 - Solutions to an Equation PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB You have to find the number of solutions of 阅读全文
posted @ 2016-06-14 10:27 sCjTyC 阅读(354) 评论(2) 推荐(0)
1276 - Very Lucky Numbers
摘要：1276 - Very Lucky Numbers PDF (English) Statistics Forum Time Limit: 3 second(s) Memory Limit: 32 MB According to some theory 4 and 7 are lucky digits 阅读全文
posted @ 2016-06-12 23:13 sCjTyC 阅读(410) 评论(0) 推荐(0)
1170 - Counting Perfect BST
摘要：1170 - Counting Perfect BST PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB BST is the acronym for Binary Search Tree. A BS 阅读全文
posted @ 2016-06-10 20:36 sCjTyC 阅读(209) 评论(0) 推荐(0)
Grids
摘要：Grids Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 65535/65535 K (Java/Others)Total Submission(s): 717 Accepted Submission(s): 296 Problem De 阅读全文
posted @ 2016-06-10 17:12 sCjTyC 阅读(327) 评论(0) 推荐(0)
1054 - Efficient Pseudo Code
摘要：1054 - Efficient Pseudo Code PDF (English) Statistics Forum Time Limit: 1 second(s) Memory Limit: 32 MB Sometimes it's quite useful to write pseudo co 阅读全文
posted @ 2016-06-08 09:12 sCjTyC 阅读(297) 评论(0) 推荐(0)
Widget Factory
摘要：Language: Default Widget Factory Time Limit: 7000MS Memory Limit: 65536K Total Submissions: 5407 Accepted: 1863 Description The widget factory produce 阅读全文
posted @ 2016-05-30 08:48 sCjTyC 阅读(319) 评论(0) 推荐(0)
中位数计数
摘要：中位数计数 Accepts: 592 Submissions: 3341 Time Limit: 12000/6000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Problem Description 中位数定义为所有值从小 阅读全文
posted @ 2016-05-27 19:14 sCjTyC 阅读(320) 评论(0) 推荐(0)
Anti-prime Sequences
摘要：Anti-prime Sequences Time Limit: 3000MS Memory Limit: 30000K Total Submissions: 3355 Accepted: 1531 Description Given a sequence of consecutive intege 阅读全文
posted @ 2016-05-27 13:51 sCjTyC 阅读(346) 评论(0) 推荐(0)
Visible Lattice Points
摘要：Visible Lattice Points Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 6379 Accepted: 3803 Description A lattice point (x, y) in the first 阅读全文
posted @ 2016-05-27 13:17 sCjTyC 阅读(301) 评论(0) 推荐(0)
Divisors
摘要：Divisors Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 11186 Accepted: 3324 Description Your task in this problem is to determine the num 阅读全文
posted @ 2016-05-27 13:05 sCjTyC 阅读(279) 评论(0) 推荐(0)
Biorhythms
摘要：Biorhythms Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 127443 Accepted: 40379 Description Some people believe that there are three cycl 阅读全文
posted @ 2016-05-25 00:23 sCjTyC 阅读(210) 评论(0) 推荐(0)
1161 - Extreme GCD
摘要：1161 - Extreme GCD PDF (English) Statistics Forum Time Limit: 1 second(s) Memory Limit: 32 MB All of you know that GCD means the greatest common divis 阅读全文
posted @ 2016-05-15 11:10 sCjTyC 阅读(389) 评论(0) 推荐(0)
1142 - Summing up Powers (II)
摘要：1142 - Summing up Powers (II) PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB Shanto is learning how to power up numbers an 阅读全文
posted @ 2016-05-15 10:22 sCjTyC 阅读(323) 评论(0) 推荐(0)
P1629八
摘要：P1629八 Accepted Accepted 标签：[显示标签] 标签：[显示标签] 描述 八是个很有趣的数字啊。八=发，八八=爸爸，88=拜拜。当然最有趣的还是8用二进制表示是1000。怎么样，有趣吧。当然题目和这些都没有关系。 某个人很无聊，他想找出[a,b]中能被8整除却不能被其他一些数整 阅读全文
posted @ 2016-05-13 09:05 sCjTyC 阅读(258) 评论(0) 推荐(0)
P1753HackSon的趣味题
摘要：描述 Hanks 博士是 BT (Bio-Tech，生物技术) 领域的知名专家，他的儿子名叫 Hankson。现 在，刚刚放学回家的 Hankson 正在思考一个有趣的问题。 今天在课堂上，老师讲解了如何求两个正整数 c1和 c2 的最大公约数和最小公倍数。现 在 Hankson 认为自己已经熟练地 阅读全文
posted @ 2016-05-12 23:10 sCjTyC 阅读(168) 评论(0) 推荐(0)
1091. Tmutarakan Exams
摘要：1091. Tmutarakan Exams Time limit: 1.0 secondMemory limit: 64 MB University of New Tmutarakan trains the first-class specialists in mental arithmetic. 阅读全文
posted @ 2016-05-10 22:56 sCjTyC 阅读(258) 评论(0) 推荐(0)
2818: Gcd
摘要：2818: Gcd Description 给定整数N，求1<=x,y<=N且Gcd(x,y)为素数的数对(x,y)有多少对. 那么我们求 给定整数N，求1<=x,y<=N且Gcd(x,y)为素数的数对(x,y)有多少对. 那么我们求 Input 一个整数N 一个整数N Output 如题 如题 S 阅读全文
posted @ 2016-05-07 22:53 sCjTyC 阅读(158) 评论(0) 推荐(0)
How Many Sets I(zoj3556)
摘要：Give a set S, |S| = n, then how many ordered set group (S1, S2, ..., Sk) satisfies S1 ∩ S2 ∩ ... ∩ Sk = ∅. (Si is a subset of S, (1 <= i <= k)) Input 阅读全文
posted @ 2016-05-06 21:52 sCjTyC 阅读(187) 评论(0) 推荐(0)
Sky Code(poj3904)
摘要：Sky Code Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 2085 Accepted: 665 Description Stancu likes space travels but he is a poor softwar 阅读全文
posted @ 2016-05-06 20:30 sCjTyC 阅读(330) 评论(0) 推荐(0)
Happy 2006(poj2773)
摘要：Happy 2006 Time Limit: 3000MS Memory Limit: 65536K Total Submissions: 10856 Accepted: 3776 Description Two positive integers are said to be relatively 阅读全文
posted @ 2016-05-06 15:07 sCjTyC 阅读(301) 评论(0) 推荐(0)

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