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duckShopServer/duckShopServerBuiltInFunctions/task.md

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-Kotlin has a reach standard library with the majority of different functions. 
-Usually, if you need to do something with your collection, you don't need to implement it since this 
-function already exists in the standard library. The functions can perform different things - 
-from obvious ones like find or handle something to very complex ones like sort your collection or perform aggregation operations.
+Kotlin has a rich standard library with the lots of different functions. 
+Usually, if you need to do something with your collection, you don't need to implement it, since the 
+function already exists in the standard library. The functions can perform different things — 
+from obvious ones, like finding or handling something, to very complex ones, like sorting your collection or performing aggregation operations.
 
-You can find all functions in the [official Kotlin documentation](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.collections/).
+You can find all available functions in the [official Kotlin documentation](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.collections/).
 
-In the rest of the steps in this project you will find tasks to implement something with the collections,
-in the **Hints** section you will find the built-in functions that can do it. Let's try to find the necessary functions in the official documentation and only then check your guess with the hints.
-The ability to search for something in the documentation is also a very important skill for programmers.
+In the rest of the steps in this project, you will find tasks to implement something on collections, and
+in the **Hints** section, you will find the built-in functions that can do it. First, try to find the necessary functions in the official documentation and only then check your guess with the hints.
+The ability to search for something in the documentation is also a very important skill for programmers.