1、Maximum Depth of Binary Tree
Given a binary tree, find its maximum depth.
The maximum depth is the number of nodes along the longest path from the root node down to the farthest leaf node.
clas...
                            
                            
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其他好文   时间:
2014-06-02 23:13:22   
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290
                             
                    
                        
                            
                            
                                并查集。需要考虑入度。 1 #include 2 #include 3 4 #define 
MAXNUM 10005 5 6 int bin[MAXNUM]; 7 int degree[MAXNUM]; 8 int nums[MAXNUM]; 9 10 
int find(int x) {11...
                            
                            
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其他好文   时间:
2014-06-02 21:31:31   
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219
                             
                    
                        
                            
                            
                                先上题目:Find NumbersTime Limit: 10000/5000 MS 
(Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 
26Accepted Submission(s): 20Spec...
                            
                            
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其他好文   时间:
2014-06-02 17:15:22   
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267
                             
                    
                        
                            
                            
                                3-sum 
  题目描述:
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.
题目要求:
Elements...
                            
                            
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其他好文   时间:
2014-06-01 17:31:27   
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                                利用windows的API,FindFirstFile和FileNextFile,采用递归遍历指定文件夹中的所有文件及文件夹,第一次windows编程,代码写的很臃肿难看,请大家多多包涵!
#include
#include
#include
#include
#define MAXN 100005
using namespace std;
void surf(WIN32_FIND_DAT...
                            
                            
                         
                    
                        
                            
                            
                                【题目】
Given a binary tree, return the inorder traversal of its nodes' values.
For example:
Given binary tree {1,#,2,3},
   1
         2
    /
   3
return [1,3,2].
Note: Recursive solution is trivial, could you do it iteratively?
confused what "{1,#,2...
                            
                            
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其他好文   时间:
2014-06-01 13:01:23   
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279
                             
                    
                        
                            
                            
                                Dungeon MasterTime Limit: 1000MSMemory Limit: 
65536KTotal Submissions: 15868Accepted: 6162DescriptionYou are trapped in a 3D 
dungeon and need to find ...
                            
                            
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其他好文   时间:
2014-06-01 12:16:08   
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147
                             
                    
                        
                            
                            
                                Find The MultipleTime Limit: 1000MSMemory 
Limit: 10000KTotal Submissions: 16995Accepted: 6921Special JudgeDescriptionGiven 
a positive integer n, write...
                            
                            
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其他好文   时间:
2014-06-01 11:27:41   
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176
                             
                    
                        
                            
                            
                                【题目】
Given n non-negative integers representing the histogram's bar height where the width of each bar is 1, find the area of largest rectangle in the histogram.
Above is a histogram where width of each bar is 1, given height = [2,1,5,6,2,3].
The...
                            
                            
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其他好文   时间:
2014-06-01 10:46:29   
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242
                             
                    
                        
                            
                            
                                title:
The sum of the primes below 10 is 2 + 3 + 5 + 7 = 17.
Find the sum of all the primes below two million.
翻译:
10以下的质数的和为2 + 3 + 5 + 7 = 17。
请求出200,0000以下所有质数的和。
import math,time
d...
                            
                            
                                分类:
其他好文   时间:
2014-06-01 09:12:31   
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239