Random does not seem to be so random.
What do you mean by this? Can you be more specific? It seems to be random enough for me.
I am a repl.it helper. If this is a good answer, please upvote!
It's often tempting to blame a language or its libraries for a bug, but unexpected behavior is almost always the result of something you overlooked. Here, the trick behind the Monty Hall problem is that Monty knows what's behind each door and chooses to reveal a goat. I don't know what you're doing, but it isn't that.