Given a string S and a string T, count the number of distinct subsequences of T in S.
A subsequence of a string is a new string which is formed from the original string by deleting some (can be non...
                            
                            
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其他好文   时间:
2014-08-09 13:30:47   
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211
                             
                    
                        
                            
                            
                                Water TreeTime Limit: 4000msMemory Limit: 262144KBThis problem will be judged onCodeForces. Original ID:343D64-bit integer IO format:%I64d Java class ...
                            
                            
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其他好文   时间:
2014-08-09 13:10:37   
                                阅读次数:
362
                             
                    
                        
                            
                            
                                Multiplication PuzzleTime Limit: 1000msMemory Limit: 65536KBThis problem will be judged onPKU. Original ID:165164-bit integer IO format:%lld Java clas...
                            
                            
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其他好文   时间:
2014-08-09 11:24:57   
                                阅读次数:
234
                             
                    
                        
                            
                            
                                Moving TablesTime Limit: 2000msMemory Limit: 65536KBThis problem will be judged onZJU. Original ID:102964-bit integer IO format:%lld Java class name:M...
                            
                            
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其他好文   时间:
2014-08-09 11:20:07   
                                阅读次数:
341
                             
                    
                        
                            
                            
                                Number BustersTime Limit: 1000msMemory Limit: 262144KBThis problem will be judged onCodeForces. Original ID:382B64-bit integer IO format:%I64d Java cl...
                            
                            
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其他好文   时间:
2014-08-09 00:00:46   
                                阅读次数:
406
                             
                    
                        
                            
                            
                                Post OfficeTime Limit: 1000msMemory Limit: 10000KBThis problem will be judged onPKU. Original ID:116064-bit integer IO format:%lld Java class name:Mai...
                            
                            
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其他好文   时间:
2014-08-08 01:46:07   
                                阅读次数:
204
                             
                    
                        
                            
                            
                                PIGSTime Limit: 1000msMemory Limit: 10000KBThis problem will be judged onPKU. Original ID:114964-bit integer IO format:%lld Java class name:MainMirko ...
                            
                            
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其他好文   时间:
2014-08-07 22:05:08   
                                阅读次数:
322
                             
                    
                        
                            
                            
                                Distance QueriesTime Limit: 2000msMemory Limit: 30000KBThis problem will be judged onPKU. Original ID:198664-bit integer IO format:%lld Java class nam...
                            
                            
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其他好文   时间:
2014-08-07 18:28:00   
                                阅读次数:
215
                             
                    
                        
                            
                            
                                SubsequenceTime Limit: 1000msMemory Limit: 32768KBThis problem will be judged onHDU. Original ID:353064-bit integer IO format:%I64d Java class name:Ma...
                            
                            
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其他好文   时间:
2014-08-07 00:22:07   
                                阅读次数:
205
                             
                    
                        
                            
                            
                                To Add or Not to AddTime Limit: 2000msMemory Limit: 262144KBThis problem will be judged onCodeForces. Original ID:231C64-bit integer IO format:%I64d J...
                            
                            
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其他好文   时间:
2014-08-06 22:39:02   
                                阅读次数:
223