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snippets/difference.md

@@ -5,7 +5,7 @@ tags: array,math,beginner
 
 Returns the difference between two arrays.
 
-Create a `Set` from `b`, then use `Array.prototype.filter()` on `a` to only keep values not contained in `b`.
+- Create a `Set` from `b`, then use `Array.prototype.filter()` on `a` to only keep values not contained in `b`.
 
 ```js
 const difference = (a, b) => {
@@ -16,4 +16,4 @@ const difference = (a, b) => {
 
 ```js
 difference([1, 2, 3], [1, 2, 4]); // [3]
-```
+```