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Three Jugs Puzzle

Divide the juice equally into two.


.
8L
Controls
Click a tap tap button example to turn the handle.
Click a jug         to attach the taps.
Hints
1. The pouring stops automatically if one of the jugs becomes full.
Solution



Sources
1. Abbot Albert wrote a version of this puzzle ~1240. [5]
2. Niccolò Fontana Tartaglia wrote a version of this puzzle in the 1500s. [4]
3. In the film Die Hard With a Vengeance (1995), New York City Police Lieutenant John McClane (Bruce Willis) and shopkeeper Zeus Carver (Samuel L. Jackson) team up and solve a version of this puzzle to stop a bomb from exploding.
4. Professor Stewart's Hoard of Mathematical Treasures (2010), by Ian Stewart.
5. Rediscovering Mathematics: You Do the Math (2011), by Shai Simonson.



Text Version
You have an 8 liter jug full of water, and two empty jugs which can hold 3 and 5 liters respectively. Measure precisely 4 liters of water.





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