int puzzle(int start, int end){ if (start > end) return start - end; else if (start == end) return start + end; else return end * puzzle(start + 1, end - 1);}
Consider the accompanying definition of a recursive function. What is the output of the following statement?cout << puzzle(3, 7) << endl;
A. 10
B. 21
C. 42
D. 420
Answer: C
Computer Science & Information Technology
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