Problem1087--用递归写阶乘 n！

1087: 用递归写阶乘 n！

Time Limit: 1 Sec  Memory Limit: 128 MB
Submit: 21  Solved: 17
[Submit] [Status] [Web Board] [Creator:]

Description

写一个阶乘函数，计算n!

Input

6

Output

720

Source/Category

 

[Submit] [Status]