An API provides you a readymade method to display a DialogBox with a message and a text input field, and returns you whatever the user types in that input box. The method signature is: String takeUserInput(String message) You want to use this DialogBox to ask the user for the number of children he has and give him Rs 300/- as education allowance for each children. Write a single line of code to print the amount he should be paid as allowance.
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