1506: 用递归法求n!
Memory Limit:128 MB
Time Limit:1.000 S
Judge Style:Text Compare
Creator:
Submit:7261
Solved:5905
Description
用递归法求n的阶乘.
Input
一个正整数
Output
输出占一行,该正整数的阶乘.
Sample Input Copy
5
Sample Output Copy
120