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// Program 4.7.1 #include using namespace std; double getAverage(int *arr, int size); // function declaration: int main () { int balance[5] = {12, 34, 56, 78, 91}; // an int array with 5 elements. double avg; avg = getAverage( balance, 5 ) ; // pass pointer to the array as an argument. cout << "Average value is: " << avg << endl; // output the returned value return 0; } double getAverage(int *ARRAY1, int size) { int i, sum = 0; double avg; for (i = 0; i < size; ++i)  {  sum += ARRAY1[i];  } avg = double(sum) / size; return avg; }  TASK 1. Explain in details what the program does?  2. What is the output

// Program 4.7.1 #include using namespace std; double getAverage(int *arr, int size); // function declaration: int main () { int balance[5] = {12, 34, 56, 78, 91}; // an int array with 5 elements. double avg; avg = getAverage( balance, 5 ) ; // pass pointer to the array as an argument. cout << "Average value is: " << avg << endl; // output the returned value return 0; } double getAverage(int *ARRAY1, int size) { int i, sum = 0; double avg; for (i = 0; i < size; ++i)  {  sum += ARRAY1[i];  } avg = double(sum) / size; return avg; }  TASK 1. Explain in details what the program does?  2. What is the output

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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Question

// Program 4.7.1


#include <iostream>
using namespace std;
double getAverage(int *arr, int size); // function declaration:
int main ()
{
int balance[5] = {12, 34, 56, 78, 91}; // an int array with 5 elements.
double avg;
avg = getAverage( balance, 5 ) ; // pass pointer to the array as an argument.
cout << "Average value is: " << avg << endl; // output the returned value
return 0;
}
double getAverage(int *ARRAY1, int size)
{
int i, sum = 0;
double avg;
for (i = 0; i < size; ++i)
 {
 sum += ARRAY1[i];
 }
avg = double(sum) / size;
return avg;
} 

TASK

1. Explain in details what the program does? 

2. What is the output

4.7 Pointer 3 |// Program 4.7.1 #include <iostream> using namespace std; double getAverage(int *arr, int size); int main () // function declaration: // an int array with 5 elements. int balance[5] = {12, 34, 56, 78, 91}; double avg; avg = getAverage( balance, 5 ); cout « "Average value is: "<< avg <« endl; // output the returned value // pass pointer to the array as an argument. return 0; } double getAverage(int "ARRAY1, int size) int i, sum = 0; double avg; for (i = 0; i < size; +ti) sum += ARRAY1[i); avg = double(sum) / size; return avg;
Transcribed Image Text:4.7 Pointer 3 |// Program 4.7.1 #include <iostream> using namespace std; double getAverage(int *arr, int size); int main () // function declaration: // an int array with 5 elements. int balance[5] = {12, 34, 56, 78, 91}; double avg; avg = getAverage( balance, 5 ); cout « "Average value is: "<< avg <« endl; // output the returned value // pass pointer to the array as an argument. return 0; } double getAverage(int "ARRAY1, int size) int i, sum = 0; double avg; for (i = 0; i < size; +ti) sum += ARRAY1[i); avg = double(sum) / size; return avg;
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