参考算法导论写的LCS算法，仿照STL的泛型风格，适用于多种STL容器中的各种类型数据构成的序列的最大公共子序列（Longest Common Subsequence）问题求解。-reference Introduction to write the algorithm LCS algorithm, modeled on the STL Generic style. STL is applicable to many types of containers data constitute the