2021/12/18 UPDATE: Use it online at https://snap.berkeley.edu/snap/snap.html#present:Username=s_federici&ProjectName=blockC&editMode&noRun To run a miniC++ program: - select the program (the sprite) - click the green flag (to init the miniC++ environment) - click the program script You can also save the project on your PC and run it offline by downloading Snap at https://github.com/jmoenig/Snap/releases/tag/v7.0.1