<编程珠玑>第二章 字符串交换程序 总共三种方法 前两种比较巧妙 也难懂-< Programming Pearls> Chapter string exchange program a total of three methods is also difficult to understand the first two more ingenious

编程珠玑第二版，介绍一些实用的算法思想，希望对大家有帮助。个人觉得该书值得收藏-The second edition of Programming Pearls to introduce some practical algorithm thoughts, we want to help. Personally feel that the book worth collecting