字符串:String都是用String来表示,都是值类型,在传递过程中都会进行拷贝。计算字符数量As3:str.lengthSwift:countElements(str)数组:ArrayAs3:存数任意数据var arr:Array=new Array();var vec:Vector.=new ...
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其他好文 时间:
2014-06-19 06:47:35
阅读次数:
281
循环有序 一共有以下两种情况 第一种 / / // / / 条件:(A[mid] >= A[low]) ,low~mid 二分,mid~high 递归第二种 / / / / / / 条件:(A[mid] A[mid])12 ...
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其他好文 时间:
2014-06-19 06:46:36
阅读次数:
303
题目
Given an array and a value, remove all instances of that value in place and return the new length.
The order of elements can be changed. It doesn't matter what you leave beyond the new ...
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其他好文 时间:
2014-06-16 23:07:18
阅读次数:
188
Perl数组的声明方式
Perl使用"@"符号声明一个数组:@array;
使用"()"或"qw()"声明数组中元素;
一个完整的声明方式为:
@array = (12,"123","abc",$var);......方法一
或者
@array = qw(12 123 abc); ............方法二
或者
@array = (1..10).................
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其他好文 时间:
2014-06-16 18:50:39
阅读次数:
182
题目
Implement next permutation, which rearranges numbers into the lexicographically next greater permutation of numbers.
If such arrangement is not possible, it must rearrange it as the low...
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其他好文 时间:
2014-06-16 18:48:33
阅读次数:
170
Given a sorted array, remove the duplicates in place such that each element appear only onceand return the new length.Do not allocate extra space for ...
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其他好文 时间:
2014-06-14 16:59:58
阅读次数:
221
Follow up for ”Remove Duplicates”: What if duplicates are allowed at most twice?For example, Given sorted array A = [1,1,1,2,2,3],Your function should...
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其他好文 时间:
2014-06-14 16:08:32
阅读次数:
200
原始题目如下,意为寻找数组和最大的子串,返回这个最大和即可。
Find the contiguous subarray within an array (containing at least one number) which has the largest sum.
For example, given the array [?2,1,?3,4,?1,2,1,?5,4],
the...
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其他好文 时间:
2014-06-14 15:08:00
阅读次数:
224
题目
Given an array S of n integers, are there elements a, b, c in S such that a + b + c = 0? Find all unique triplets in the array which gives the sum of zero.
Note:
Elements in a triplet (a,b,c) ...
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其他好文 时间:
2014-06-14 12:45:13
阅读次数:
209
题目
Follow up for "Search in Rotated Sorted Array":
What if duplicates are allowed?
Would this affect the run-time complexity? How and why?
Write a function to determine if a given target is in the array.
原题链接(点我)
解题思路
这题和Search in Rotated Sorted Array问题类似,...
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其他好文 时间:
2014-06-14 12:44:18
阅读次数:
266