My first topic

Welcome to your first DITA Project.

You can add images or use reusable content:

Note: Reusable note.
#include <iostream>
using namespace std;

int main() {
    string str = "C++ Programming";

    // you can also use str.length()
    cout << "String Length = " << str.size();

    return 0;
}

C B d l = μ 0 ( I enc + ε 0 d d t S E n ^ d a )