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class Main { int x=1,n=5,fact=1; do { fact=fact*x; x++; }while(x<=n); System.out.print(fact); } }
class Main { public static void main(String args[]) { int x=1,n,fact=1; n=Integer.parseInt(args[0]); do { fact=fact*x; x++; }while(x<=n); System.out.print(fact); } }
import java.util.*; 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(); do { fact=fact*x; x++; }while(x<=n); System.out.print(fact); } }