1476: 阶乘

Memory Limit:128 MB Time Limit:1.000 S
Judge Style:Text Compare Creator:
Submit:103 Solved:42

Description

输入一个正整数n,输出n的阶乘

Input

一个正整数 n (1 <= n <= 15)

Output

输出两个数字 n 和 n 的阶乘

Sample Input Copy

4

Sample Output Copy

4 24