package lectures.java_basics_overview;
import util.annotations.WebDocuments;
@WebDocuments({"Lectures/JavaBasicsOverview.pptx", "Lectures/JavaBasicsOverview.pdf", "Videos/JavaBasicsOverview.avi"})
public class FactorialWithPublicVariables {
    public static int number = 0; // last number for which factorial is computed
    public static int factorial;  // factorial for last number   
    public static void updateFactorial() {
        while (number > 0) {
            factorial *= number;
            number -= 1;
        }
    }
    
    public static void main (String[] args) {
        FactorialWithPublicVariables.number = 4;
        FactorialWithPublicVariables.updateFactorial();
        System.out.println(FactorialWithPublicVariables.factorial);
    }
    
}