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数据处理问题
key points:1 conversion between different types2 overflow 会有比较多corner cases需要考虑3 iterationrelated questions:Median of Two Sorted ArraysReverse Integer...
分类:其他好文   时间:2015-06-23 06:15:12    阅读次数:150
Leetcode--easy系列1
#6 ZigZag Conversion The string "PAYPALISHIRING" is written in a zigzag pattern on a given number of rows like this: (you may want to display this pattern in a fixed font for better legibility)...
分类:其他好文   时间:2015-06-22 22:25:11    阅读次数:181
leetCode(23):Binary Tree Zigzag Level Order Traversal
Given a binary tree, return the zigzag level order traversal of its nodes' values. (ie, from left to right, then right to left for the next level and alternate between). For example: Given binary ...
分类:其他好文   时间:2015-06-22 11:11:22    阅读次数:99
eclipse:运行 Android 项目时出现 “Unable to execute dex: Multiple dex files define” 解决方法
android 项目在eclipse 出现Unable to execute dex: Multiple dex files define Conversion to Dalvik format failed: Unable to execute dex: Multiple dex files de...
分类:移动开发   时间:2015-06-21 19:45:33    阅读次数:168
#6 ZigZag Conversion
原题链接:https://leetcode.com/problems/zigzag-conversion/ The string "PAYPALISHIRING" is written in a zigzag pattern on a given number of rows like this: (you may want to display this pattern i...
分类:其他好文   时间:2015-06-21 14:28:48    阅读次数:153
ZigZag Conversion
class Solution {public: enum { down = 0, up = 1, }; string convert(string s, int numRows) { string result; int index = 0; in...
分类:其他好文   时间:2015-06-20 11:46:31    阅读次数:124
Binary Tree Zigzag Level Order Traversal
Description:Given a binary tree, return thezigzag level ordertraversal of its nodes' values. (ie, from left to right, then right to left for the next ...
分类:其他好文   时间:2015-06-20 01:26:26    阅读次数:185
leetcode——6 ZigZag Conversion(折线行列输出问题)
解题思路: 因为行数为变量,因此我们需要找到每一行的规律。例如:当行数numRows=4时,则ZigZag应该按下列方式排列 不难看出,满数为4的列之间的步数为4,实际上,此时步的规律为:step=2*numRows-2 =2*4-2=6 0 6 12 18 1 5 7 11 13 17 19 2 4 8 10 14 16 20 3 9 15 21 接着我们看非满数的列,不难看出此类...
分类:其他好文   时间:2015-06-18 19:54:46    阅读次数:139
打印zigzag数组
今天花了不少时间来研究如何打印一个之字形zigzag矩阵,参考了下http://blog.163.com/yangjun1988422@126/blog/static/4741291720117842634276/,具体思路和程序在下面。 // test2.cpp : 定义控制台应用程序的入口点。 //Date:2015年6月17日 //Author: jsalienzy /* ...
分类:编程语言   时间:2015-06-18 11:29:23    阅读次数:194
Leetcode[103]-Binary Tree Zigzag Level Order Traversal
Given a binary tree, return the zigzag level order traversal of its nodes’ values. (ie, from left to right, then right to left for the next level and alternate between).For example: Given binary tree...
分类:其他好文   时间:2015-06-13 14:20:17    阅读次数:121
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