这两道题用递归的解法都很简单,只是稍有不同。下面是AC代码: 1 /** 2 * Given a 
binary tree, find its minimum depth. 3 * the minimum depth is the number of 
nodes along th...
                            
                            
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其他好文   时间:
2014-05-10 08:47:32   
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271
                             
                    
                        
                            
                            
                                Given two wordsword1andword2, find the minimum 
number of steps required to convertword1toword2. (each operation is counted as 1 
step.)You have the fol...
                            
                            
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其他好文   时间:
2014-05-10 01:09:28   
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                                DescriptionThe inversion number of a given 
number sequence a1, a2, ..., an is the number of pairs (ai, aj) that satisfy i 
aj.For a given sequence of ....
                            
                            
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其他好文   时间:
2014-05-05 11:42:13   
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276
                             
                    
                        
                            
                            
                                // test.cpp : Defines the entry point for the 
console application.//#include "stdafx.h"#include #include #include 
"winioctl.h"#define IOCTL_STORAGE_QU...
                            
                            
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其他好文   时间:
2014-05-05 10:52:44   
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370
                             
                    
                        
                            
                            
                                linux系统下.vimrc文件(这个文件可以在家目录新建);这个文件记录着vim的配置信息;如:"显示行号set 
number"键映射map“如按F5,在word的前后加入{}map i{ea}
                            
                            
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其他好文   时间:
2014-05-05 10:12:32   
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274
                             
                    
                        
                            
                            
                                typeof用以获取一个变量或者表达式的类型,typeof一般只能返回如下几个结果:number,boolean,string,function(函数),object(NULL,数组,对象),undefined。如:alert(typeof 
(123));//typeof(123)返回"number...
                            
                            
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其他好文   时间:
2014-05-05 09:37:22   
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435
                             
                    
                        
                            
                            
                                Given a non-negative number represented as an array 
of digits, plus one to the number.The digits are stored such that the most 
significant digit is at...
                            
                            
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其他好文   时间:
2014-05-04 19:46:18   
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372
                             
                    
                        
                            
                            
                                Binary Stirling NumbersTime Limit:1000MSMemory 
Limit:10000KTotal Submissions:1761Accepted:671DescriptionThe Stirling number of 
the second kind S(n, m)...
                            
                            
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其他好文   时间:
2014-05-04 19:34:32   
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434
                             
                    
                        
                            
                            
                                We consider permutations of the numbers 1,..., N
for some N. By permutation we mean a rearrangment of the
number 1,...,N. For example
2  4  5  1  7  6  3  8
is a permutation of 1,2,...,8. Of cours...
                            
                            
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其他好文   时间:
2014-05-04 18:38:14   
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341
                             
                    
                        
                            
                            
                                题目描述:1038. Recover the Smallest Number 
(30)Given a collection of number segments, you are supposed to recover the 
smallest number from them. For examp...
                            
                            
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其他好文   时间:
2014-05-04 10:49:34   
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308