Subsequence
Time Limit: 1000MS
Memory Limit: 65536K
Total Submissions: 8843
Accepted: 3506
Description
A sequence of N positive integers (10 < N < 100 000), each of...
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其他好文 时间：
2014-11-06 14:54:15
阅读次数：
195
H -
Happy 2006
Time Limit:3000MS Memory Limit:65536KB 64bit IO Format:%I64d
& %I64u
Submit
Status
Description
Two positive integers are said to be relatively prime to each o...
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移动开发 时间：
2014-11-06 09:26:50
阅读次数：
157
Weighted Median
Time Limit: 2000ms Memory limit: 65536K 有疑问？点这里^_^
题目描述
For n elements x1,?x2,?...,?xn with positive integer weights w1,?w2,?...,?wn. The weighted median is the...
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其他好文 时间：
2014-11-04 22:51:14
阅读次数：
290
Problem Description The digital root of a positive integer is found by summing the digits of the integer. If the resulting value is a single digit the...
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其他好文 时间：
2014-11-03 22:07:53
阅读次数：
149
GCD and LCM
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65535/65535 K (Java/Others)
Total Submission(s): 78 Accepted Submission(s): 43
Problem Description
Given two positive integ...
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其他好文 时间：
2014-11-02 09:30:22
阅读次数：
185
As a doll master, Alice owns a wide range of dolls, and each of them has a number tip on it's back, the tip can be treated as a positive integer. (the number can be repeated). One day,
Alice hears t...
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其他好文 时间：
2014-11-01 06:19:48
阅读次数：
244
1583 - Digit GeneratorFor a positive integer N , the digit-sum of N is defined as the sum of N itself and its digits. When M is the digitsum of N , we...
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其他好文 时间：
2014-10-30 22:18:18
阅读次数：
234
Find The Multiple
Time Limit: 1000MS
Memory Limit: 10000K
Total Submissions: 18527
Accepted: 7490
Special Judge
Description
Given a positive integer n, write a prog...
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其他好文 时间：
2014-10-30 15:21:23
阅读次数：
245
容斥原理入门题吧。Happy 2006Time Limit:3000MSMemory Limit:65536KTotal Submissions:9798Accepted:3341DescriptionTwo positive integers are said to be relatively p...
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其他好文 时间：
2014-10-30 00:09:40
阅读次数：
201
题目很有简单：
Description
Given a n × n matrix A and a positive integer k, find the sum
S = A + A2 + A3 + … +
Ak.
Output
S mod m
范围：n (n ≤ 30), k (k ≤ 109) and
m (m 4).
显然，暴力是不能解决问题，这题目很有意思...
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其他好文 时间：
2014-10-29 19:29:27
阅读次数：
176
