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recursionMystery348

Language/Type: C++ recursion
Author: Marty Stepp (on 2016/06/16)

Given the method below, what is the output of the following call? (What is the method really doing?)

int mystery(int n) {
    if (n < 10) {
        return (10 * n) + n;
    } else {
        int a = mystery(n / 10);
        int b = mystery(n % 10);
        return (100 * a) + b;
    }
}
mystery(348);
(order shuffled)

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