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recursionMystery6

Language/Type: Java recursion

For each of the calls to the following recursive method below, indicate what value is returned: 

public static String recursionMystery6(String s) {
    if (s.length() == 0) {
        return s;
    } else if (s.length() % 2 == 0) {
        String rest = s.substring(0, s.length() - 1);
        String last = s.substring(s.length() - 1);
        return last + recursionMystery6(rest);
    } else {
        String first = s.substring(0, 1);
        String rest = s.substring(1);
        return "(" + first + ")" + recursionMystery6(rest);
    }
}
recursionMystery6("hi");
recursionMystery6("quirk");
recursionMystery6("computer");

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