Using Microsoft Visual C++ 6: 1. Open fitmie.cpp 2. Hit F7 to compile (this will generate errors). 3. Answer Yes to "Create Default Workspace?" 4. Hit Alt+0 to get Workspace view if it is not already available. 5. Click File View tab and expand fitmie files. 6. Right click fitmie files and click "Add File..." 7. Add the files dataset.cpp and polynomial.cpp (whatever directory they may be in) 8. Hit Alt+F7 to bring up project settings. 9. Expand fitmie and click fitmie.cpp 10. Click the C++ tab and change Category to Preprocessor 11. In the field Additional Include Directories, add the path to the dataset.hh and polynomial.hh files (should be ..\include, but this may have changed since this file was written). 12. Click Build | Set Active Configuration. Choose Debug if you're debugging, Release for final version (smaller, faster exe). 13. Hit F7 to build. The executable will be placed in .\Debug or in .\Release, depending on your choice of configuration above. Using gcc: 1. Whip out your gcc and make skills from CS70. 2. Write a makefile. 3. Make. 4. Enjoy.