最长公共子序列与最大字段和c语言版，具有图例说明结果-The longest common subsequence with maximum field and c language version, with Legend results

2001年原版 传奇服务端 可以 自己重新编写的-In 2001, the original legend server can be re written

一个图中有能画多个曲线，而且线的颜色随变量变化而颜色变化，图例也是随变量不同命名也是不同的！非常经典的图，值得学习。-There can draw a graph multiple curves, and color of the line changes with variable color change, the legend is different with the variable name is different! Very classic diagram, it is wort