这个是采用C编写的，多功能高级科学计算器，具有加、减、乘、除、累加、阶乘、结束等功能。可以满足基本的预算需求，有关C的编写也是结构清晰，适合初学者学习讨论。-This is using C write, multi-function senior scientific calculator, has the addition, subtraction, multiplication, division, and accumulate, factorial, end etc. Function.