diff --git a/.idea/misc.xml b/.idea/misc.xml
index d15472f..69ace3f 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_18" default="true" project-jdk-name="openjdk-18" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_21" default="true" project-jdk-name="openjdk-21" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/out" />
   </component>
 </project>
\ No newline at end of file
diff --git a/src/MyMath.java b/src/MyMath.java
index 7da9a29..e956260 100644
--- a/src/MyMath.java
+++ b/src/MyMath.java
@@ -1,7 +1,28 @@
 import java.util.Scanner;
 
+/**
+ * @author Trevor Hartman
+ * @author MJ Fracess
+ * @since Version 1.0
+ */
 public class MyMath {
+    private final static Scanner s = new Scanner(System.in);
+    public static void gcf (){
+        System.out.println("Enter your first number to find the greatest common factor:");
+        int a = s.nextInt();
+
+        System.out.println("Enter your second number to find the greatest common factor:");
+        int b = s.nextInt();
+
+        while (b!= 0){
+            int c = a;
+            a=b;
+            b = c % b;
+        }
+        System.out.printf("The Greatest Common Factor is: %d", a);
+    }
 
     public static void main(String[] args) {
+    gcf();
     }
 }