Consider the following definition of the recursive function mystery.int mystery(int first, int last){  if (first > last)     return 0;  else if (first == last)     return first;  else     return first + mystery(first + 1, last - 1);}What is the output of the following statement?cout

A. 13
B. 21
C. 40
D. 42


Answer: B

Computer Science & Information Technology

You might also like to view...

At a high level of abstraction, the BSIMM interpretation of governance is fundamentally different than SAMM's.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

Which of the following is a hardware identification number that uniquely identifies device?

A. IP domain name B. MAC address C. IPV4 address D. IPv6 address

Computer Science & Information Technology

When you overload a Java method, you write multiple methods with a shared name.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

One of the benefits of using a SAN is that, by just reading and writing at the block level, it __________.

A. improves security B. avoids the performance costs of implementing its own file system C. reduces the cycles needed to access the data D. reduces the data segment block size

Computer Science & Information Technology