Factorial !

You have been given a positive integer $N$. You need to find and print the Factorial of this number. The Factorial of a positive integer $N$ refers to the product of all number in the range from $1$ to $N$. You can read more about the factorial of a number here.

Input Format:
The first and only line of the input contains a single integer $N$ denoting the number whose factorial you need to find.

Output Format
Output a single line denoting the factorial of the number $N$.

Constraints
$1\le N\le 10$

Source code in C:

#include<stdio.h>  
 int main()  
 {  
 int N,i,fact;  
 fact=1;  
 scanf("%d",&N);  
 for(i=1;i<=N;i++)  
 {  
 fact=fact*i;  
 }  
 printf("%d",fact);  
 return 0;  
 }