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hdu2852 KiKi's K-Number
Problem Description For the k-th number, we all should be very familiar with it. Of course,to kiki it is also simple. Now Kiki meets a very similar pr ...
分类:其他好文   时间:2017-05-16 09:53:49    阅读次数:205
Longest Common Subsequence
Problem statement: Given two strings, find the longest common subsequence (LCS). Your code should return the length of LCS. Have you met this question ...
分类:其他好文   时间:2017-05-15 23:52:55    阅读次数:381
2017-5-10-Train:Educational Codeforces Round 1
A. Tricky Sum(模拟) In this problem you are to calculate the sum of all integers from 1 to n, but you should take all powers of two with minus in the su ...
分类:其他好文   时间:2017-05-15 21:01:33    阅读次数:268
golang 轮训加密算法
Roy's friends has been spying on his text messages, so Roy thought of an algorithm to encrypt text messages. Encryption Algorithm is as follows:We say ...
分类:编程语言   时间:2017-05-15 14:21:44    阅读次数:212
146. LRU Cache
题目: Design and implement a data structure for Least Recently Used (LRU) cache. It should support the following operations: get and set. get(key) - Get ...
分类:系统相关   时间:2017-05-15 10:02:16    阅读次数:300
229. Majority Element II
Given an integer array of size n, find all elements that appear more than ? n/3 ? times. The algorithm should run in linear time and in O(1) space. 用的 ...
分类:其他好文   时间:2017-05-14 22:54:29    阅读次数:321
matlab 机器学习入门
根据吴恩达机器学习教程总结,在matlab、octave均可使用 Matlab进行标量运算 >> 5 + 5 ans = 10 >> 6 * 2 ans = 12 >> 3^2 ans = 9 >> 3/2 ans = 1.5000 变量赋值 >> a = 3 a = 3 赋值语句后面加; 可以不输 ...
分类:其他好文   时间:2017-05-14 10:35:32    阅读次数:214
HDU 2054 A == B ?(找小数点)
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=2054 Problem Description Give you two numbers A and B, if A is equal to B, you should print "YES", or p ...
分类:其他好文   时间:2017-05-13 20:08:51    阅读次数:149
php中出现Strict Standards: Only variables should be passed by reference in的解决方法
今天在练习一个小demo的时候,在localhost文件中出现了这样的notice,具体的原因和解决方法做如下分析。 题目:已知一个字符串如下,将其最后两项转换为数组。 主要的思路:1. 先使用explode()函数将字符串进行分割,因该函数的结果会返回一个数组,所以分割的部分会独立的存入该数组中。 ...
分类:Web程序   时间:2017-05-13 19:01:14    阅读次数:257
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