Case - recursive factorial (recursive)

 

package it.com;

public class DiGuiDemo02 {
    public static void main(String[] args) {
        int result = jc(5);
        System.out.println("5 The factorial is ：" + result);
    }

    // Define a method , For recursively factoring , Parameter is one int Variable of type 
    public static int jc(int n) {

        // Determine whether the value of the variable is 1
        if (n == 1) {
            // yes , Then return to 1
            return 1;
        } else {
            // No , Then return to n*(n-1)!
            return n * jc(n - 1);
        }

    }
}