Update snippet descriptions & tags

snippets/countOccurrences.md

@@ -5,10 +5,11 @@ tags: array,intermediate
 
 Counts the occurrences of a value in an array.
 
-- Use `Array.prototype.reduce()` to increment a counter each time you encounter the specific value inside the array.
+- Use `Array.prototype.reduce()` to increment a counter each time the specific value is encountered inside the array.
 
 ```js
-const countOccurrences = (arr, val) => arr.reduce((a, v) => (v === val ? a + 1 : a), 0);
+const countOccurrences = (arr, val) =>
+  arr.reduce((a, v) => (v === val ? a + 1 : a), 0);
 ```
 
 ```js