First C++ Program

First C++ Program — a practical guide to first C++ program Hello World with clear examples you can reuse in real projects.

C++ Tutorial Series (7/111). Prefer one article? Read the complete C++ tutorial.

Short description

Confirm your toolchain before diving into language details.

Steps

1. Create main.cpp.
2. Compile with g++.
3. Run the executable.

Hello World

#include <iostream>

int main() {
    std::cout << "Hello, C++!n";
    return 0;
}