PAS过程部分练习题

（1）　　求1！+2！+3！+4！+5！（提示：编写一个求N！的过程，进行反复调用，并且仔细观察每次调用后的变参的值的变化情况）。

（2）　　求1！*2！*3！*4！（提示：编写一个编写一个求N！的过程，进行反复调用并且仔细观察每次调用后的变参的值的变化情况）。

-PAS process part of the Exercises (1) Find the 1!+2!+3!+4!+5! (Hint: Write a request N! Of course, be repeatedly used, and carefully observe the changes after each call to the changes in the value parameter). (2) Find the 1!* 2!* 3!* 4! (Hint: Write a request to write a N! The process, to repeatedly call and carefully observe the changes after each call to the changes in the value parameter).