docs(repeat): correct grammar

subjects/repeat/README.md

@@ -2,20 +2,16 @@
 
 ### Instructions
 
-Create a `repeat` function that takes a string and a number as parameters
-and return the repeated string by the given number
-Like the method [developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/repeat](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/repeat)
-Of course you may not use the method directly
+Create a function named `repeat` that takes a `string` and a `number` as arguments, and returns the string repeated as many times as the number describes. It should function like `String.repeat()`, but of course you must make your own.
 
 ### Notions
-
-- [nan-academy.github.io/js-training/examples/loops](https://nan-academy.github.io/js-training/examples/loops.js)
-- [nan-academy.github.io/js-training/examples/recursion](https://nan-academy.github.io/js-training/examples/recursion.js)
-- [devdocs.io/javascript/global_objects/string/repeat](https://devdocs.io/javascript/global_objects/string/repeat)
+- [String.repeat](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/repeat)
+- [Loops](https://nan-academy.github.io/js-training/examples/loops.js)
+- [Recursion](https://nan-academy.github.io/js-training/examples/recursion.js)
 
 ### Code provided
 
-> all code provided will be added to your solution and doesn't need to be submited.
+> The provided code will be added to your solution, and does not need to be submitted.
 
 ```js
 String.prototype.repeat = undefined