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single-number
Given an array of integers, every element appears twice except for one. Find that single one. Note: Your algorithm should have a linear runtime complexity. Could you implement it without using extra...
分类:其他好文   时间:2015-05-13 22:01:30    阅读次数:138
LeetCode 136、137:Single Number I & II
Single Number Given an array of integers, every element appears twice except for one. Find that single one. Note: Your algorithm should have a linear runtime complexity. Could you imple...
分类:其他好文   时间:2015-05-12 23:10:19    阅读次数:160
leetcode--Single Number II
题目描述 Given an array of integers, every element appears three times except for one. Find that single one. Note: Your algorithm should have a linear runtime complexity. Could you implement it w...
分类:其他好文   时间:2015-05-11 22:12:08    阅读次数:145
错误和异常
给代码添加错误检测以及异常处理,只要把代码封装在try-except语句中,try之后的代码,就是打算管理的代码except之后的代码,则是你处理错误的代码。try: filename=raw_input("please input fliename") fobj=open(filename,'.....
分类:其他好文   时间:2015-05-11 17:23:02    阅读次数:95
1212 New Year Bonus Grant
Problem Description  All programmers of Mocrosoft software company are organized in a strict subordination hierarchy. Every programmer has exactly one chief, except Bill Hates who is also the head of t...
分类:其他好文   时间:2015-05-09 16:40:13    阅读次数:90
Python学习笔记整理(十七)异常处理
一、异常基础try/except:捕捉由代码中的异常并恢复,匹配except里面的错误,并自行except中定义的代码,后继续执行程序(发生异常后,由except捕捉到异常后,不会中断程序,继续执行try语句后面的程序)try/finally: 无论异常是否发生,都执行清理行为 (发生异常时程序会中...
分类:编程语言   时间:2015-05-09 01:15:01    阅读次数:156
Python学习笔记总结(四)异常处理
1、基础try/except/else:【else是可选的】捕捉由代码中的异常并恢复,匹配except里面的错误,并执行except中定义的代码,后继续执行程序(发生异常后,由except捕捉到异常后,不会中断程序,继续执行try语句后面的程序)try首行底下的代码块代表此语句的主要动作:试着执行的...
分类:编程语言   时间:2015-05-09 01:14:37    阅读次数:164
leetcode-Single Number
题目描述: Given an array of integers, every element appears twice except for one. Find that single one. Note: Your algorithm should have a linear runtime complexity. Could you implement it withou...
分类:其他好文   时间:2015-05-08 13:09:35    阅读次数:112
【LeetCode】Single Number
Given an array of integers, every element appears twice except for one. Find that single one. Note:Your algorithm should have a linear runtime complex...
分类:其他好文   时间:2015-05-06 22:35:31    阅读次数:152
域名批量转ip地址
缺点:单线程用途:在内网如有本地的dns可获取域名内网真实ip#-*-coding=utf-8-*- #date:2015年5月6日 #author:sanr importsocket defip(name): try: result=socket.getaddrinfo(name,None) returnresult[0][4][0] except: return0 if__name__==‘__main__‘: f=open(‘..
分类:其他好文   时间:2015-05-06 18:12:41    阅读次数:215
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