1180: 计算n!
Memory Limit:32 MB
Time Limit:1.000 S
Judge Style:Text Compare
Creator:
Submit:46
Solved:28
Description
计算n!
n!= 1*2*3*4*... *n
例如 5!=1*2*3*4*5
n!= 1*2*3*4*... *n
例如 5!=1*2*3*4*5
Input
输入一个正整数n
Output
n!的结果
Sample Input Copy
5
Sample Output Copy
120
HINT
n<10;