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Update task.md #200

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20 changes: 10 additions & 10 deletions Hangman/isCorrectInputFunction/task.md
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Original file line number Diff line number Diff line change
@@ -1,9 +1,9 @@
In the nest two tasks we will implement functions to be able to check the user input if it is correct.
In the next two tasks, we will implement functions to verify if the user input if it is correct.

### Task

Implement the `isCorrectInput` function, that accepts a string `userInput`
and checks if it is correct: 1) the length of the `userInput` is 1 and 2) the `userInput` is an english letter.
Implement the `isCorrectInput` function, which accepts a string `userInput`
and checks if it is correct: 1) the length of `userInput` is 1, and 2) `userInput` is an English letter.
If `userInput` is correct, the function returns `true`, and `false` otherwise.

<div class="hint" title="Click me to see the new signature of the getHiddenSecret function">
Expand All @@ -20,7 +20,7 @@ This function should have the following behavior:
The length of your guess should be 1! Try again!
```

- inform the user if the input it not an english letter:
- inform the user if the input is not an English letter:
```text
You should input only English letters! Try again!
```
Expand All @@ -35,7 +35,7 @@ If you have any difficulties, **hints will help you solve this task**.

### Hints

<div class="Hint" title="Click me to learn how to check if the size of the userInput is incorrect">
<div class="Hint" title="Click me to learn how to check if the size of userInput is incorrect">

You can use `length` to get the number of letters in `userInput`:
```kotlin
Expand All @@ -47,11 +47,11 @@ Then, you need to compare it with `1`.
<div class="Hint" title="Click me to learn more about the isLetter built-in function">

The built-in function <a href='https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.text/is-letter.html'>`isLetter`</a> checks if the passed symbol
is an English letter and can be applied only to one letter at once:
is an English letter, and it can be applied only to one letter at a time:
```kotlin
println("AB12"[0].isLetter()) // true, since `A` is an english letter
println("AB12"[1].isLetter()) // true, since `B` is an english letter
println("AB12"[2].isLetter()) // true, since `1` is NOT an english letter
println("AB12"[3].isLetter()) // true, since `2` is NOT an english letter
println("AB12"[0].isLetter()) // true, since `A` is an English letter
println("AB12"[1].isLetter()) // true, since `B` is an English letter
println("AB12"[2].isLetter()) // false, since `1` is NOT an English letter
println("AB12"[3].isLetter()) // false, since `2` is NOT an English letter
```
</div>
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