It's really hard to tell "negative effect" and "no effect" apart, I got two of them switched. Besides, I would consider both of those failed programs, not even

It's really hard to tell "negative effect" and "no effect" apart, I got two of them switched. Besides, I would consider both of those failed programs, not even sure if there's a point in distinguishing. I got 7/10 right, only one successful program I got wrong.