Java-Programs/FactRec.java at master · raviroygit/Java-Programs · GitHub

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// calculate factorial using Recursion

import java.util.*;
public class FactRec
{
	public static void main(String args[])
	{

		int n;
		Scanner sc=new Scanner(System.in);
		System.out.println("Enter the Number: ");
		n=sc.nextInt();

		FactRec f=new FactRec();
		f.calculatefact(n);

		System.out.println("Factorial "+fact);
	}
	static int fact=1;
	void calculatefact(int n)
	{

		if(n>1)
		{
			fact=fact*n;
			calculatefact(n-1);

		}

	}
}