You have 3 light bulbs upstairs and 3 light switches downstairs but don't know which switch connects to witch bulb. How can you switch the bulbs once and then go upstairs and immediately know which switch belongs to which bulb?

You have 3 light bulbs upstairs and 3 light switches downstairs but do

1.	You have 3 light bulbs upstairs and 3 light switches downstairs but don't know which switch connects to witch bulb. How can you switch the bulbs once and then go upstairs and immediately know which switch belongs to which bulb?
Answer» The bulb mark as 1 bulb 2 bulb or U imediatly PRESS a button which HELPS u

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You have 3 light bulbs upstairs and 3 light switches downstairs but don't know which switch connects to witch bulb. How can you switch the bulbs once and then go upstairs and immediately know which switch belongs to which bulb?

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