Update task.md (#225)

* Update task.md

language checked

* Update task.md

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Co-authored-by: Anastasiia Birillo <nbirillo@mail.ru>

LastPush/getPatternHeightFunction/task.md

@@ -1,4 +1,4 @@
-Let's start to practice!
+Let's start practicing!
 
 ### Task
 
@@ -18,7 +18,7 @@ If you have any difficulties, **hints will help you solve this task**.
 
 ### Hints
 
-<div class="hint" title="Click me to found a hint about the pattern height calculation">
+<div class="hint" title="Click me to find a hint about the pattern height calculation">
 
 The pattern height can be calculated as the number of _lines_ in the pattern.
 </div>