【题目】原文:1.3 Design an algorithm and write code
to remove the duplicate characters in a string without using any additional
buffer. NOTE: One or two add...
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其他好文 时间:
2014-06-02 21:32:04
阅读次数:
284
Divide two integers without using multiplication, division and mod operator.
不使用乘法、除法和求模运算求两个数相除。...
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其他好文 时间:
2014-06-01 18:16:23
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311
You are given two linked lists representing two
non-negative numbers. The digits are stored in reverse order and each of their
nodes contain a single ...
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其他好文 时间:
2014-06-01 17:05:44
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296
??
Description
Given N numbers, X1,
X2, ... , XN, let us calculate the difference of every pair of numbers: ∣Xi
- Xj∣ (1 ≤ i
< j ≤ N). We can get C(N,2) differences through this work, and no...
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其他好文 时间:
2014-06-01 14:07:56
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347
Merge Sorted ArrayGiven two sorted integer
arrays A and B, merge B into A as one sorted array.Note: You may assume that A
has enough space (size that ...
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其他好文 时间:
2014-06-01 12:04:32
阅读次数:
175
【题目】
Given a string s1, we may represent it as a binary tree by partitioning it to two non-empty substrings recursively.
Below is one possible representation of s1 = "great":
great
/ gr eat
/ \ / g r e at
/ ...
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其他好文 时间:
2014-06-01 09:41:05
阅读次数:
196
【题目】
Given two sorted integer arrays A and B, merge B into A as one sorted array.
Note:
You may assume that A has enough space (size that is greater or equal to m + n) to hold additional elements from B. The number of elements initialized in A and B are...
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其他好文 时间:
2014-06-01 09:21:16
阅读次数:
292
【题目】
The gray code is a binary numeral system where two successive values differ in only one bit.
Given a non-negative integer n representing the total number of bits in the code, print the sequence of gray code. A gray code sequence must begin with 0.
...
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其他好文 时间:
2014-06-01 09:16:29
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242
title:
The sum of the primes below 10 is 2 + 3 + 5 + 7 = 17.
Find the sum of all the primes below two million.
翻译:
10以下的质数的和为2 + 3 + 5 + 7 = 17。
请求出200,0000以下所有质数的和。
import math,time
d...
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其他好文 时间:
2014-06-01 09:12:31
阅读次数:
239
Redis是一个开源的使用ANSI C语言编写、支持网络、可基于内存亦可持久化的日志型、Key-Value数据库,并提供多种语言的API。从2010年3月15日起,Redis的开发工作由VMware主持。
redis是一个key-value存储系统。和Memcached类似,它支持存储的value类型相对更多,包括string(字符串)、list(链表)、set(集合)、zset(sor...
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其他好文 时间:
2014-06-01 08:49:50
阅读次数:
457