原题地址:http://oj.leetcode.com/problems/sum-root-to-leaf-numbers/题意:Given
a binary tree containing digits from0-9only, each root-to-leaf path could
repre...
分类:
编程语言 时间:
2014-05-12 01:28:30
阅读次数:
440
1、
??
Surrounded Regions
Given a 2D board containing 'X' and 'O',
capture all regions surrounded by 'X'.
A region is captured by flipping all 'O's into 'X's
in that surrounded region.
For e...
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其他好文 时间:
2014-05-11 18:52:32
阅读次数:
293
Given two numbers represented as strings,
return multiplication of the numbers as a string.Note: The numbers can be
arbitrarily large and are non-nega...
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其他好文 时间:
2014-05-11 14:35:13
阅读次数:
270
1、数组的下标法:直观且容易理解如:int a[5],i;printf("Input five
numbers:");for(i=0;i<5;i++){scanf("%d",&a[i]);}for(i=0;i<5;i++){
printf("%4d",a[i]);}2、数组名首地址法(指针法):指针...
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其他好文 时间:
2014-05-11 00:35:46
阅读次数:
351
Java概述,Java是什么?Java环境变量设置Java基本语法Java对象和类Java基本数据类型Java变量类型Java修饰符类型Java基本运算符Java循环for,
while和do...whileJava决策制定Java Numbers类Java String类Java数组Java日期时...
分类:
编程语言 时间:
2014-05-10 00:49:04
阅读次数:
415
我的那个暴力求解,太耗时间了。用了网上产的什么因式分解,质因数之类的。确实快!还是数学基础不行,只能知道大约。The
sequence of triangle numbers is generated by adding the natural numbers. So the
7th triangl...
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其他好文 时间:
2014-05-09 23:43:16
阅读次数:
342
这个比前面的要复杂点,但找对了规律,还是可以的。我逻辑思维不强,只好画图来数数列的下标了。分四次计算,存入最大值。左右一次,上下一次,左斜一次,右斜一次。In
the 2020 grid below, four numbers along a diagonal line have been mark...
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其他好文 时间:
2014-05-09 13:39:56
阅读次数:
412
UIWebView是iOS开发中常用的一个视图控件,多数情况下,它被用来显示HTML格式的内容。支持的文档格式除了HTML以外,UIWebView还支持iWork,
Office等文档格式:Excel (.xls)Keynote (.key.zip)Numbers (.numbers.zip)Pag...
分类:
编程语言 时间:
2014-05-09 06:00:17
阅读次数:
636
1. Write a procedure count-list to count the
number of elements in a list1 (defun count-list (numbers)2 (if (null numbers) 03
(+ 1 (co...
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其他好文 时间:
2014-05-09 05:41:41
阅读次数:
307
Power of CryptographyDescriptionCurrent work in
cryptography involves (among other things) large prime numbers and computing
powers of numbers among t...
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其他好文 时间:
2014-05-09 03:43:36
阅读次数:
260