jkost.github.io/Courses/Mathesis/Intro2ProgrammingWithJava/Week2/2.5-RecursiveMethods/sandbox/factorial.html at master · jkost/jkost.github.io · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
  <link rel="stylesheet" href="https://javaalmanac.io/almanac.min.css">
</head>
<body>

<div class="content" id="content">

<sandbox version="java17" mainclass="Factorial" preview="true" v-cloak>
<sandbox-source name="Factorial.java">
public class Factorial {
	static int factorial(int n) {
	     if (n <= 1) {
	        return 1;
	     } else {
	        return n * factorial(n-1);
	     }
	}

    public static void main(String[] args) {
        System.out.println("3! = " + Factorial.factorial(3));
		System.out.println("33! = " + Factorial.factorial(33));
		System.out.println("133! = " + Factorial.factorial(133));
    }
}
</sandbox-source>
</sandbox>
</div>
<script src="https://javaalmanac.io/app/sandbox-bundle.js"></script>
<script>new Vue({ el: '#content' })</script>
</body>
</html>