题目Given a binary tree containing digits from0-9only, each root-to-leaf path could represent a number.An example is the root-to-leaf path1->2->3which r...
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其他好文 时间:
2014-07-15 23:21:33
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218
HHyper Prefix SetsPrefix goodness of a set string is length of longest common prefix*number of strings in the set. For example the prefix goodness of ...
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其他好文 时间:
2014-07-15 08:51:08
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261
这是练习题,没啥难度,留作纪念,记录下来 1 #include 2 using namespace std; 3 int main() 4 { 5 int number; 6 7 for (int i = 0; ; i++) 8 { 9 if (i%3 =...
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其他好文 时间:
2014-07-13 22:40:44
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296
Some Classical Recursive FunctionsSome Classical Recursive FunctionsTable of Contents1. Find the maximum element of an array recursively.In this post,...
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其他好文 时间:
2014-07-13 21:18:30
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200
原文地址I’m a minimalist, and I don’t like to complicate software too early and unnecessarily. And adding components to a software system is one of the th...
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其他好文 时间:
2014-07-13 19:59:16
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480
The + operator concatenates lists: Similarly, the * operator repeats a list a given number of items:List slicesThe slice operator also works...
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其他好文 时间:
2014-07-13 19:42:02
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208
这里记录下堆的相关操作。
op 1:
'''
@ data: the heap array
@ p : index of parent item
@ n : number of data
@@ Swap p and it's son items, make p the largest of them
'''
def swapForMaxHeap(data, n, p):
l...
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其他好文 时间:
2014-07-13 17:07:15
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223
Given a binary tree, determine if it is a valid binary search tree (BST).
Assume a BST is defined as follows:
The left subtree of a node contains only nodes with keys less than the node's key.Th...
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其他好文 时间:
2014-07-13 16:53:01
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189
对于每一个文件的 file.id and file.incarnation number,重命名文件别名...
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其他好文 时间:
2014-07-13 15:28:26
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233
Say you have an array for which the ith element is the price of a given stock on day i.
Design an algorithm to find the maximum profit. You may complete at most two transactions.
Note:
You ma...
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其他好文 时间:
2014-07-13 13:55:14
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305