C++ Builder 4 opens with an empty, default project when started:
1) First close the "default" project:
File | Close All
2) Create a new project
Project | Add New Project
3) Select the Console Wizard
4) Choose the settings for a standard console application
5) Even before adding your code, save the "empty" project to your ZIP disk
File | Save Project As
6) Edit your code
7) Compile
Project | Compile
8) Run your program
Run | Run
When continuing to work on this project, ALWAYS open and close the PROJECT.