在computability theory 和 computational complexity thory中,decision problem(可判定问题)是一个问题在一些形式化系统中,根据输入的参数值,这个问题有一个确定的答案:yes 或者no. decision problem一般出现在...
                            
                            
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其他好文   时间:
2014-08-29 22:34:18   
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                                Our whole universe was in a hot dense state,Then nearly fourteen billion years ago expansion started. Wait...The Earth began to cool,The autotrophs be...
                            
                            
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其他好文   时间:
2014-08-29 12:35:37   
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                                通过本文,您将可以了解在 OpenStack 中如何进行混合 Hypervisor 的配置及其实现原理的基本分析。本文主要结合作者在 Nova 中的实际开发经验对 OpenStack 中混合 Hypervisor 场景的原理进行分析,同时介绍在实际的应用场景中如何进行配置。通常,基于 OpenSta...
                            
                            
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其他好文   时间:
2014-08-28 22:24:16   
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                                Given a set of candidate numbers (C) and a target number (T), find all unique combinations in C where the candidate numbers sums to T.The same repeate...
                            
                            
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其他好文   时间:
2014-08-24 23:34:33   
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                                Given a collection of candidate numbers (C) and a target number (T), find all unique combinations in C where the candidate numbers sums to T.Each numb...
                            
                            
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其他好文   时间:
2014-08-24 23:29:33   
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                                Combination Sum
Given a set of candidate numbers (C) and a target number (T), find all unique combinations in C where the candidate numbers sums
 to T.
The same repeated number may be chosen ...
                            
                            
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其他好文   时间:
2014-08-22 16:24:19   
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202
                             
                         
                    
                        
                            
                            
                                Problem Description
Number theory is interesting, while this problem is boring.
Here is the problem. Given an integer sequence a1, a2, …, an, let S(i) = {j|1j is a multiple of ai}. If S(i) is no...
                            
                            
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其他好文   时间:
2014-08-20 16:34:02   
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184
                             
                         
                    
                        
                            
                            
                                Boring Sum
Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 131072/131072 K (Java/Others)
Total Submission(s): 446    Accepted Submission(s): 227
Problem Description
Number theory is in...
                            
                            
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其他好文   时间:
2014-08-20 14:10:02   
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203
                             
                         
                    
                        
                            
                            
                                Problem Description
Number theory is interesting, while this problem is boring.
Here is the problem. Given an integer sequence a1, a2, …, an, let S(i) = {j|1j is a multiple of ai}. If S(i) is not ...
                            
                            
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其他好文   时间:
2014-08-20 00:07:25   
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210
                             
                         
                    
                        
                            
                            
                                Boring Sum
Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 131072/131072 K (Java/Others)
Total Submission(s): 80    Accepted Submission(s): 39
Problem Description
Number theory is in...
                            
                            
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其他好文   时间:
2014-08-19 19:02:05   
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319