4. Consider the following program and recursive function. #include void Z(int[], int, int); void swap (int&, int&); void main() { int A[3]={1,2,3}; int n=3; Z(A, n, 0); } void swap(int int temp, temp = x; x = y; y = temp; int &y) { void Z(int A[], int n, int k) { if (k == n-1) { } else { for (int i=0; i
4. Consider the following program and recursive function. #include void Z(int[], int, int); void swap (int&, int&); void main() { int A[3]={1,2,3}; int n=3; Z(A, n, 0); } void swap(int int temp, temp = x; x = y; y = temp; int &y) { void Z(int A[], int n, int k) { if (k == n-1) { } else { for (int i=0; i
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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Question
![4.
Consider the following program and recursive function.
#include <iostream.h>
void Z(int[], int, int);
void swap (int&, int&);
void main() {
int A[3]={1,2,3};
int n=3;
Z(A, n, 0);
void swap(int
int temp,
temp = x;
x = y;
y = temp;
int &y) {
void Z(int A[], int n, int k) {
if (k == n-1) {
}
else {
}
for (int i=0; i<n; i++)
cout << A[i]<<" ";
cout << endl;
for (int i=k; i<n; i++) {
swap(A[i], A[k]);
Z(A, n, k+1);
swap(A[i], A[k]);
}
4a) Demonstrate the execution, show the output, and explain what the program
accomplishes.
4b) Give a recurrence equation describing the worst-case behavior of the program.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F0774b0df-2c6f-449b-b740-6273395716e4%2F212cf52b-7c09-4899-a785-3da31c5cb4ca%2Fed1kg6g_processed.png&w=3840&q=75)
Transcribed Image Text:4.
Consider the following program and recursive function.
#include <iostream.h>
void Z(int[], int, int);
void swap (int&, int&);
void main() {
int A[3]={1,2,3};
int n=3;
Z(A, n, 0);
void swap(int
int temp,
temp = x;
x = y;
y = temp;
int &y) {
void Z(int A[], int n, int k) {
if (k == n-1) {
}
else {
}
for (int i=0; i<n; i++)
cout << A[i]<<" ";
cout << endl;
for (int i=k; i<n; i++) {
swap(A[i], A[k]);
Z(A, n, k+1);
swap(A[i], A[k]);
}
4a) Demonstrate the execution, show the output, and explain what the program
accomplishes.
4b) Give a recurrence equation describing the worst-case behavior of the program.
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