The electricity can be cut off by turning off all the lights at the top using the buttons below. However, it's not clear which button is used to turn off which light.
See if you can work out a rule for how the buttons are connected to the lights and them all off.
UK Version
The electricity can be cut off by turning off all the lamps at the top using the buttons below. However, it's not clear which button is used to turn off which lamp. See if you can work out a rule for how the buttons are connected to the lamps and turn them all off.
To solve this puzzle, you need to figure out how the buttons are connected to the lights and what happens when a button is pressed.
For starters, try pressing some of the buttons and see if you can determine a rule for how the lights are affected by the buttons. After that, you can try to work out which buttons connect to which lights.
UK Version
You need to know how the buttons are connected to the lamps and also what happens when you press a button.
First, try pressing some buttons and determining the rules for how the lamps are affected. After that you can try to work out which buttons are connected to which lamps.
US Version
Button A is connected to light 4.
Press this button and pay attention to what happens. This should allow you to figure out the rule for how the lights are affected by the buttons.
UK Version
Button A is connected to lamp 4.
Press this button and pay attention to what happens. This should allow you to work out the rule for how the lamps are affected by the buttons.
US Version
Button B is connected to light 3. Button C is connected to light 6.
There isn't a particular order in which the buttons and lights are connected to one another. You'll have to figure that out through trial and error.
UK Version
Button B is connected to lamp 3, and C is connected to 6.
There isn't a particular order for how the buttons and lamps are connected to each other. You'll just have to work that out through trial and error.
US Version
Restart the puzzle, and press the buttons in the following order:
F→E→D→B
After that, you're just about done.
UK Version
Restart the puzzle and press the buttons in the following order:
F, E, D, B.
After that, you've only got a little further to go before all the lamps are turned off.
Solution
Correct
US Version
Correct!
The buttons are connected to the lights as shown in the above diagram. Each time you press a button, the light connected to it and the light on each side of the one are switched either on or off.
UK Version
Electric!
The buttons are connected to the lamps as shown in the diagram. Each time you press a button, the connected lamp and any adjacent lamps are switched either on or off.