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What is the result of calling foo(a, 2, 0);? a) 0 b) 1 c) 2 d) 3 e) 4

What is the result of calling foo(a, 2, 0);? a) 0 b) 1 c) 2 d) 3 e) 4

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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assume that int[ ] a = {6, 2, 4, 6, 2, 1, 6, 2, 5} and consider the two recursive methods below foo
and bar.
public int foo(int[ ] a, int b, int j)
{
if (j < a.length)
if (a[j] != b) return foo (a, b, j+1);
else return foo (a, b, j+1) + 1;
else return 0;
}
public int bar(int[ ] a, int j)
{
if (j < a.length)
return a[I] + bar(a, j+1);
else return 0;
}
9) What is the result of calling foo(a, 2, 0);?
a) 0
b) 1
c) 2
d) 3
e) 4

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