C++ CONSTANTS #include<iostream> using namespace std; void main() { cout<<"Learn2Done" } Explanation of above syntax:#include<iostream>: It is a header file library that let us work with input and output objects, such as cout.using namespace std: It means that we can use names for objects and variables from the standard library.Void main(): It is the main function which has a void return type.cout: It is an object used to together with the insertion operator(<<) to output/print text August 26, 2022 by Learn2Done C++