diff --git a/Factorial.java b/Factorial.java
index 7a93b15..7d5dd5d 100644
--- a/Factorial.java
+++ b/Factorial.java
@@ -1,20 +1,20 @@
 public class Factorial {
 	public static void main(String[] args) {
-		Factorial factorial = new Factorial();
-		System.out.println(factorial.getRecursiveFactorial(6));
-		System.out.println(factorial.getIterativeFactorial(6));
+		System.out.println(getRecursiveFactorial(6));
+		System.out.println(getIterativeFactorial(6));
 	}
-	
-	public int getRecursiveFactorial(int n) {
-		if (n < 0) return -1;
-		else if (n < 2) return 1;
-		else return (n * getRecursiveFactorial(n-1));		
+
+	public static int getRecursiveFactorial(int num){
+		if(num<0) return -1;
+		else if(num==0) return 1;
+		else return num*getRecursiveFactorial(num-1);
 	}
-	
-	public int getIterativeFactorial(int n) {
-		if (n < 0) return -1;
+
+	public static int getIterativeFactorial(int num){
+		if (num < 0) return -1;
+
 		int fact = 1;
-		for (int i = 1; i <= n; i++)
+		for (int i = 1; i <= num; i++)
 			fact *= i;
 		return fact;
 	}