C++ program of friend function to display a pattern for a number of rows

Write a C++ program of friend function to display a pattern for a number of rows using a number which will start with the number 1 and the first and the last number of each row will be 1. The pattern is as follows:C++ to display a pattern for a number of rows

If we declare a function friend int show(T4Tutorials);  as a friend in a class T4Tutorials then this function friend int show(T4Tutorials);  can access the private and protected members of the class T4Tutorials. You must know that a global function can also be declared as a  friend function of the class.

Syntax of friend function in C++

class class_name
{

friend return_type function_name(arguments);

}