Reading data with readln

Detect input mismatch

Report a typo

Consider the following Kotlin code snippet:

val userInput = readln()
val parsedInput = userInput.toInt()

If a user enters the string '2023a', what will be the behavior of this program?

Select one option from the list

The program will parse '2023' and ignore the character 'a'

The program will output '2023a'

The program logs an error but continues to execute

The program asks the user to re-enter a valid integer

The program throws a NumberFormatException

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