## Problem:

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.

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≤N≤101≤N≤10

SAMPLE INPUT

2

SAMPLE OUTPUT

2

## Code:

import java.util.*; class TestClass { public static void main(String args[] ) throws Exception { try (Scanner input = new Scanner(System.in)) { int fatorial = input.nextInt(); int total=fatorial; for(int i=fatorial-1;i>=1;i--){ total = total * i; } System.out.println(total); } catch (Throwable e) { e.printStackTrace(); } } }

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