状态方程时题意的转化, 通常要if, 遍历到当前状态时, 最后一个字母的情况与上一个或者上多个状态的关系 结果是最后的状态还是只是遍历到最后的状态求全局最优 如Longest Increasing Subsequence ...
                            
                            
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其他好文   时间:
2017-08-05 19:44:35   
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                                D. Round Subset Let's call the roundness of the number the number of zeros to which it ends. You have an array of n numbers. You need to choose a subs ...
                            
                            
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2017-08-04 21:39:31   
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                                Given a string, find the length of the longest substring without repeating characters. Examples: Given "abcabcbb", the answer is "abc", which the leng ...
                            
                            
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其他好文   时间:
2017-08-03 18:53:35   
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                                A numeric sequence of ai is ordered if a1 < a2 < ... < aN. Let the subsequence of the given numeric sequence ( a1, a2, ..., aN) be any sequence ( ai1, ...
                            
                            
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其他好文   时间:
2017-08-03 16:58:01   
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                                This is yet another problem dealing with regular bracket sequences. We should remind you that a bracket sequence is called regular, if by inserting «+ ...
                            
                            
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其他好文   时间:
2017-08-03 16:54:29   
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                                这个好多算法书上都有,不仅限于《算法导论》 时间限制:3000 ms | 内存限制:65535 KB 难度:3 描写叙述 咱们就不拐弯抹角了,如题。须要你做的就是写一个程序,得出最长公共子序列。 tip:最长公共子序列也称作最长公共子串(不要求连续),英文缩写为LCS(Longest Common  ...
                            
                            
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其他好文   时间:
2017-07-31 10:15:45   
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                                14. Longest Common Prefix My Submissions Question Editorial Solution Total Accepted: 97052 Total Submissions: 345681 Difficulty: Easy Write a function ...
                            
                            
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其他好文   时间:
2017-07-30 21:08:23   
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                                Given a string, find the length of the longest substring without repeating characters. For example, the longest substring without repeating letters fo... ...
                            
                            
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其他好文   时间:
2017-07-30 12:47:36   
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