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Three light switches in one room, three lightbulbs in another, you can only have on light switch on when you walk into the room with lightbulbs, how can you tell which light switch corresponds to what lightbulb? (Hint: The lightbulbs are incandescent)
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PHP Developer

Interviewed at Turn-Key Systems

3
Jul 15, 2017

Three light switches in one room, three lightbulbs in another, you can only have on light switch on when you walk into the room with lightbulbs, how can you tell which light switch corresponds to what lightbulb? (Hint: The lightbulbs are incandescent)

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