1、 程序功能：本程序实现多项式的求和运算，在遇到指数相同时实行系数相加或相减，指数不同的照原样输出。最后分别输出系数和指数。 2、 运行环境：C++ 3、 算法描述：首先，把输入的的多项式进行分析，把所有的系数放入一个单链表中llist，指数放入另一个单链表llist2中。然后再在指数链表中比较有没有相同的指数，如果有相同的指数，那就把相对应的系数进行求和，并把求和结果归并到llist2中；如果指数不相等的，就直接归并到llist2中。最后以指数的降幂形式输出。

this utility is used to copy any file to different location in the local area network. this utility keeps record of last added locations into the list.This application uses path.xml file to keep history of locations. This is very simple

this utility is used to copy any file to different location in the local area network. this utility keeps record of last added locations into the list.This application uses path.xml file to keep history of locations. This is very simple