diff --git a/04/code.js b/04/code.js
index ac5e41e..ddb5935 100644
--- a/04/code.js
+++ b/04/code.js
@@ -40,28 +40,3 @@ for (i in inputArray) {
 
 console.log(totalCount);
 
-// functions
-
-function getBadge(arrs) {
-  let badge = arrs[0];
-  for(let i = 1; i < arrs.length; i++){
-    badge = intersection(badge, arrs[i]);
-  };
-  return badge[0];
-}
-
-function getIntersection(contents) {
-  const length = contents.length;
-  const first = contents.substring(0, length / 2).split("");
-  const second = contents.substring(length / 2).split("");
-  return intersection(first, second)[0];
-}
-
-function getPriority(char) {
-  const characters = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
-  return characters.indexOf(char) + 1;
-}
-
-function intersection(first, second) {
-  return first.filter(x => second.includes(x));
-};