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AP Computer Science A/Unit 4: Iteration
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Recursive String Reversal

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What is printed to the console when the following code is executed?

public class RecursiveReverse {
    public static String reverse(String s) {
        if(s.length() <= 1) {
            return s;
        }
        return reverse(s.substring(1)) + s.charAt(0);
    }
    public static void main(String[] args) {
        System.out.println(reverse("hello"));
    }
}
A

hello

B

oellh

C

lleho

D

olleh

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