Step 1:Download Microsoft Visual Studio 2022 tool
Link https://visualstudio.microsoft.com/downloads/#remote-tools-for-visual-studio-2022 Steps : Open Link -> Scroll Down go to "Tools for Visual Studio" -> Build Tools for Visual Studio 2022 -> Download To ckeck go to start and search Developer Command Prompt for VS 2022 if found then good
Step 2: Inatall Eigen Library to Calculate EigenValues and EigenVectors https://gitlab.com/libeigen/eigen
Step 3: Open VS code using developer command prompt