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C,C++,JAVA char,各占字节数
char在C和C+中占一个字节 Java中无论是汉字还是英文字母都是用Unicode编码来表示的,一个Unicode码是16位,每字节是8位,所以一个Unicode码占两字节 /** * The number of bits used to represent a char va...
分类:编程语言   时间:2014-08-25 22:37:24    阅读次数:205
【Leet Code】Reverse Integer——“%”你真的懂吗?
Reverse Integer  Total Accepted: 27372 Total Submissions: 68133My Submissions Reverse digits of an integer. Example1: x = 123, return 321 Example2: x = -123, return -321 题目咋看起...
分类:其他好文   时间:2014-08-25 21:12:54    阅读次数:198
反转字符串
$a="asdfghjklqwe"$b=$nullforeach ($_ in ("$a".length-1)..0){$b +=$a[$_]}$b$a="asdfghjklqwe"$b = $a.ToCharArray()[array]::Reverse($b)$b -join ''
分类:其他好文   时间:2014-08-25 16:47:54    阅读次数:153
14. Reverse Linked List II
总结:其实就是反转链表。不过是反转中间一部分。要注意的是保存第一个结点的前继的指针; 若第一个结点是头结点,注意反转子串的尾结点变为头结点。
分类:其他好文   时间:2014-08-25 01:07:43    阅读次数:198
squid 学习笔记
Squid学习笔记1、安装前的配置编译安装之前需要校正的参数主要包括File Descriptor和Mbuf Clusters。1、File Descriptor查看文件描述符的限制数目:ulimit –n调整文件描述符的数目需要3步:step 1,编辑系统头文件/usr/include/bits/...
分类:其他好文   时间:2014-08-24 15:19:02    阅读次数:214
【Leet Code】Add Two Numbers
Add Two Numbers  Total Accepted: 20255 Total Submissions: 88115My Submissions You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order a...
分类:其他好文   时间:2014-08-23 21:40:01    阅读次数:200
UVA - 11645 Bits
Description Problem J Bits Input: Standard Input Output: Standard Output   A bit is a binary digit, taking a logical value of either "1" or "0" (also referred to as "true" or "false" respecti...
分类:其他好文   时间:2014-08-22 22:35:36    阅读次数:278
[Int Basics] coding & OO questions
Example 1: Write a function to reverse a string.Example Java code: public static String reverse ( String s ) { int length = s.length(), last =length ....
分类:其他好文   时间:2014-08-22 19:42:59    阅读次数:236
Evaluate Reverse Polish Notation
Evaluate Reverse Polish NotationEvaluate the value of an arithmetic expression inReverse Polish Notation.Valid operators are+,-,*,/. Each operand may ...
分类:其他好文   时间:2014-08-22 12:18:26    阅读次数:135
Reverse Words in a String
Reverse Words in a StringGiven an input string, reverse the string word by word.For example,Given s = "the sky is blue",return "blue is sky the".Clari...
分类:其他好文   时间:2014-08-22 10:30:55    阅读次数:109
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