常用算法,为初学者服务,简单易懂,常用的算法设计方法：

数值算法：迭代法、递归法、插值法等；

非数值算法：分治法、贪婪法、回溯法等。-Commonly used algorithms, for beginners service, easy to understand, common algorithm design methods: numerical algorithms: iterative method, the recursive method, interpolation method, etc.　non-numerical algorithms: divide and conquer, greedy method, backtracking law.