题目要求：Merge two sorted linked lists and return it as a new list. The new list should be made by splicing together the nodes of the first two lists.
简单的说就是将量和排好序的链表合并为一个链表。这道题的考察点为链表的操作。需要注意的是对链表有效性的判断...
分类：
其他好文 时间：
2015-04-11 16:25:55
阅读次数：
140
Factorial Trailing Zeroes
Given an integer n, return the number of trailing zeroes in n!.
Note: Your solution should be in logarithmic time complexity.
解题思路：
n!=2^x*3^y*5^z...，注意到一个2和一个5...
分类：
其他好文 时间：
2015-04-11 16:21:43
阅读次数：
141
hello: module_layout: kernel tainted.
Disabling lock debugging due to kernel taint
hello: version magic '2.6.32-504.el6.i686 SMP mod_unload 686 ' should be '2.6.32-504.el6.i686 SMP mod_unload modversions 686 '
第一步、看看你运行内核的版本：ls /usr/src/kernels/2.6.32-504....
分类：
其他好文 时间：
2015-04-11 13:22:51
阅读次数：
923
Given an array of integers, every element appearstwiceexcept for one. Find that single one.Notice:Your algorithm should have a linear runtime complexi...
分类：
其他好文 时间：
2015-04-10 19:42:33
阅读次数：
118
problem：
Follow up for "Remove Duplicates":
What if duplicates are allowed at most twice?
For example,
Given sorted array A = [1,1,1,2,2,3],
Your function should return length = 5,
...
分类：
其他好文 时间：
2015-04-10 18:02:27
阅读次数：
99
描述:There are two sorted arrays A and B of size m and n respectively. Find the median of the two sorted arrays. The overall run time complexity should ...
分类：
编程语言 时间：
2015-04-10 17:41:25
阅读次数：
148
【题目】
Given an array of words and a length L, format the text such that each line has exactly L characters and is fully (left and right) justified.
You should pack your words in a greedy approa...
分类：
其他好文 时间：
2015-04-10 13:45:11
阅读次数：
199
当我们使用mllib做分类，用到逻辑回归或线性支持向量机做分类时，可能会出现下面的错误：
15/04/09 21:27:25 ERROR DataValidators: Classification labels should be 0 or 1. Found 3000000 invalid labels
Exception in thread "main" org.apache.spark.S...
分类：
Web程序 时间：
2015-04-09 23:52:01
阅读次数：
262
Problem DescriptionGiven a positive integer N, you should output the most right digit of N^N.InputThe input contains several test cases. The first lin...
分类：
Web程序 时间：
2015-04-09 23:45:07
阅读次数：
145
Given a linked list, swap every two adjacent nodes and return its head.For example,Given1->2->3->4, you should return the list as2->1->4->3.Your algor...
分类：
其他好文 时间：
2015-04-09 23:25:17
阅读次数：
168
