摘要：题目连接： https://vjudge.net/problem/SPOJ SUBLEX Description Little Daniel loves to play with strings! He always finds different ways to have fun with str 阅读全文

摘要：题目连接： https://vjudge.net/problem/SPOJ NSUBSTR Description You are given a string S which consists of 250000 lowercase latin letters at most. We define 阅读全文

摘要：题目连接： https://vjudge.net/problem/SPOJ LCS2 Description A string is finite sequence of characters over a non empty finite set Σ. In this problem, Σ is 阅读全文

摘要：题目连接： https://vjudge.net/problem/SPOJ LCS2 Description A string is finite sequence of characters over a non empty finite set Σ. In this problem, Σ is 阅读全文