这是一个数据结构里面的计算器程序,可以做为大作业来做.呵呵!-This is a data structure inside the calculator program, you can do as a big operation. Ha ha!

（1） 编一个程序，分别按n递增和递减的顺序计算序列{1/n^2}的前10000项之和-(1) compile a program, respectively, by n the order of calculation of ascending and descending sequence {1/n ^ 2} and the first 10,000 of the

计算人民币输出的算法 能够有效地算出各种金币的数目-RMB output algorithm can effectively calculated the number of various coins