Question # 6. Write a program by defining function overloading. The name of the overloaded function is “square”. The prototype of overloaded functions is: 

• Void square (void); used to print a solid square of asterisks with side length of 4. 

• Void square (char); used to print a solid square of specified character with side length 4. IN C++

output:

* * * *         XXXX

* * * *         XXXX

* * * *         XXXX

* * * *         XXXX