官方文档中的16页:numbers.map({ (number: Int) -> Int in let result = 3 * number return result })不知道这个怎么用,更不知道它所说的要写个把奇数改成0的方法。
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其他好文 时间:
2014-06-26 19:06:05
阅读次数:
193
例如我们在Web Api项目中有个Controllerpublic class SomeController : ApiController{public HttpResponseMessage Get(){// 一些操作return Request.CreateResponse(HttpStatu...
题目:Given a binary tree, return thepreordertraversal of its nodes' values.For example:Given binary tree{1,#,2,3}, 1 \ 2 / 3return[1,2,3]....
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其他好文 时间:
2014-06-26 16:03:52
阅读次数:
296
题目:Given a binary tree, return theinordertraversal of its nodes' values.For example:Given binary tree{1,#,2,3}, 1 \ 2 / 3return[1,3,2].N...
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其他好文 时间:
2014-06-26 16:02:42
阅读次数:
172
Given two binary strings, return their sum (also a binary string).For example,a ="11"b ="1"Return"100".class Solution {public: string addBinary(str...
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其他好文 时间:
2014-06-26 15:52:27
阅读次数:
159
Given two integers
n and k, return all possible combinations of k numbers out of 1 ...
n.
For example,
If n = 4 and k = 2, a solution is:
[
[2,4],
[3,4],
[2,3],
[1,2],
[1,3...
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其他好文 时间:
2014-06-26 14:06:02
阅读次数:
252
Given a string s consists of upper/lower-case alphabets and empty space characters
' ',
return the length of last word in the string.
If the last word does not exist, return 0.
Note...
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其他好文 时间:
2014-06-26 13:55:01
阅读次数:
179
写这篇原创文章是因为看到了极客中的一篇文章《有趣各种编程语言实现2+2=5》,其中C语言是这样实现的:
int main() {
char __func_version__[] = “5″; // For source control
char b[]=”2″, a=2;
printf(“%d + %s = %s\n”, a, b, a+b);
return 0;
}
有些童鞋可能会说...
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编程语言 时间:
2014-06-26 11:03:19
阅读次数:
282
Given s1, s2,
s3, find whether s3 is formed by the interleaving of s1 and
s2.
For example,
Given:
s1 = "aabcc",
s2 = "dbbca",
When s3 = "aadbbcbcac", return true.
When ...
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其他好文 时间:
2014-06-26 10:10:19
阅读次数:
214
【题目】
Given a string s, partition s such that every substring of the partition is a palindrome.
Return the minimum cuts needed for a palindrome partitioning of s.
For example, given s = "aab",
Return 1 since the palindrome partitioning ["aa","b"] could b...
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其他好文 时间:
2014-06-26 07:48:00
阅读次数:
259