Search for cmd (Windows) or Terminal (Mac).
#include using namespace std; int main() { cout << "Hello, World!" << endl; return 0; } Use code with caution. Copied to clipboard 2. Set Up a Compiler New Text Document (2).cpp
Use the cd command to go to where your file is saved: Example: cd Desktop Search for cmd (Windows) or Terminal (Mac)
Open your file in a text editor (like Notepad or Notepad++ ) and ensure it contains valid C++ code. A basic example to test your setup: New Text Document (2).cpp
Use MinGW (GCC/G++) . After installation, you must add the bin folder path (e.g., C:\MinGW\bin ) to your Windows Environment Variables so your computer recognizes the g++ command.
You need a compiler to transform your .cpp file into an executable .exe file.
Install Xcode Command Line Tools by running xcode-select --install in your terminal. 3. Compile and Run via Command Line