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HDU5288 OO’s Sequence
Problem DescriptionOO has got a array A of size n ,defined a function f(l,r) represent the number of i (li) satisfy aimod aj=0,now OO want to know∑i=1...
分类:其他好文   时间:2015-07-22 18:32:23    阅读次数:125
[leedcode 110] Balanced Binary Tree
Given a binary tree, determine if it is height-balanced.For this problem, a height-balanced binary tree is defined as a binary tree in which the depth...
分类:其他好文   时间:2015-07-22 01:31:38    阅读次数:118
Hive自定义函数(UDF、UDAF)
当Hive提供的内置函数无法满足你的业务处理需要时,此时就可以考虑使用用户自定义函数。UDF用户自定义函数(user defined function)–针对单条记录。 创建函数流程 1、自定义一个Java类 2、继承UDF类 3、重写evaluate方法 4、打成jar包 6、在hive执行add jar方法 7、在hive执行创建模板函数 8、hql中使用Demo01: 自定义...
分类:其他好文   时间:2015-07-22 00:05:25    阅读次数:296
hdu 5288||2015多校联合第一场1001题
http://acm.hdu.edu.cn/showproblem.php?pid=5288 Problem Description OO has got a array A of size n ,defined a function f(l,r) represent the number of i (li) satisfy ai mod aj=0,now OO want to k...
分类:其他好文   时间:2015-07-21 22:21:22    阅读次数:157
LeetCode#110 Balanced Binary Tree
Problem Definition:Given a binary tree, determine if it is height-balanced.For this problem, a height-balanced binary tree is defined as abinary tree ...
分类:其他好文   时间:2015-07-21 22:13:12    阅读次数:116
#ifdef 和 #if defined 的区别 -- 转
#ifdef 和 #if defined 的区别在于,后者可以组成复杂的预编译条件,比如#if defined (AAA) && defined (BBB)xxxxxxxxx#endif#if defined (AAA) || VERSION > 12xxxxxxxxx#endif而#ifdef 就...
分类:其他好文   时间:2015-07-21 22:01:00    阅读次数:89
多校7.21A——OO’s Sequence
Problem DescriptionOO has got a array A of size n ,defined a function f(l,r) represent the number of i (li) satisfy aimod aj=0,now OO want to know∑i=1...
分类:其他好文   时间:2015-07-21 20:30:27    阅读次数:142
2015 多校赛 1001 (hdu 5288)
DescriptionOO has got a array A of size n ,defined a function f(l,r) represent the number of i (li) satisfy aimod aj=0,now OO want to know [∑i=1n ∑j=i...
分类:其他好文   时间:2015-07-21 20:28:35    阅读次数:102
Error:Attribute “theme” has already been defined
使用Google Map真的不易啊 这个错误在StackOverflow上有很多人问。个人使用的库是: dependencies?{ ????compile?fileTree(include:?[‘*.jar‘],?dir:?‘libs‘) ????compile?‘com.google.android.gms...
分类:其他好文   时间:2015-07-21 15:33:22    阅读次数:169
[LeetCode][Java] Validate Binary Search Tree
题目: Given a binary tree, determine if it is a valid binary search tree (BST). Assume a BST is defined as follows: The left subtree of a node contains only nodes with keys less than the node...
分类:编程语言   时间:2015-07-20 23:48:33    阅读次数:209
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