Explain the Error in the Following Code

question 26

Essay

Explain the error in the following code.You may give the warning message,or error message,your compiler might give for the following error,or you may describe the error.However you present the error,you must explain clearly what is wrong.
#include <iostream>
//Test question
void show_array(int ar[],int size)
{
using namespace std;
for(int i = 0;i < size;i++)
cout << ar[i] << " ";
cout << endl;
}
int main()
{
const int a[6] = {2,4,2,3,5};
show_array(a,6);
//...
}

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Definitions:

Independent E-marketplaces

Online platforms that facilitate transactions between buyers and sellers from various industries without being managed by a single company or industry consortium.

Business-to-business Buying

The process where one business purchases goods or services from another business for use in production, operations, or resale.

Organizational Buyers

Entities such as businesses, governments, and institutions that purchase goods and services for use in the production of other goods and services, for resale, or for operations.

E-marketplace

An online platform where buyers and sellers can exchange goods and services, characterized by its ease of access and broad reach.