Okay, so imagine you’re in a room with three light switches. One of them controls a light bulb in another, completely sealed room. You can flip the switches however you want, but you can only enter the other room *once*. How do you figure out which switch goes to the bulb? Most people get this wrong.
Okay, so imagine you’re in a room with three light switches. One of them controls a light bulb in another, completely sealed room. You can flip the switches however you want, but you can only enter the other room *once*. How do you figure out which switch goes to the bulb? Most people get this wrong.
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