public class Main { public static void main(String args[]) { int x=1,n=5,fact=1; while(x<=n) { fact=fact*x; x++; } System.out.println(n+" Factorial is: "+fact); } }
5 Factorial is: 120
public class Main { public static void main(String args[]) { int x=1,n,fact=1; n=Integer.parseInt(args[0]); while(x<=n) { fact=fact*x; x++; } System.out.println(n+" Factorial is: "+fact); } }
5 Factorial is: 120
import java.util.*; public class Main { public static void main(String args[]) { int x=1,n,fact=1; Scanner s=new Scanner(System.in); System.out.println("Enter n value: "); n=s.nextInt(); while(x<=n) { fact=fact*x; x++; } System.out.println(n+" Factorial is: "+fact); } }
Enter n value : 5
5 Factorial is: 120