Category:Zebra Puzzle

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This category contains articles on solving Zebra Puzzle. The Zebra Puzzle is a well-known logic puzzle which is often called "Einstein's Puzzle" or "Einstein's Riddle."

[edit] The original puzzle

Although there are several variants of Zebra Puzzle, we will employ the first known publication of the puzzle.

  1. There are five houses.
  2. The Englishman lives in the red house.
  3. The Spaniard owns the dog.
  4. Coffee is drunk in the green house.
  5. The Ukrainian drinks tea.
  6. The green house is immediately to the right of the ivory house.
  7. The Old Gold smoker owns snails.
  8. Kools are smoked in the yellow house.
  9. Milk is drunk in the middle house.
  10. The Norwegian lives in the first house.
  11. The man who smokes Chesterfields lives in the house next to the man with the fox.
  12. Kools are smoked in the house next to the house where the horse is kept.
  13. The Lucky Strike smoker drinks orange juice.
  14. The Japanese smokes Parliaments.
  15. The Norwegian lives next to the blue house.
Now, who drinks water? Who owns the zebra?

In statement 6, right means your right. For example, 'House 3' is immediately to the right of the 'House 2.'

+-----+  +-----+  +-----+  +-----+  +-----+
|House|  |House|  |House|  |House|  |House| 
|  1  |  |  2  |  |  3  |  |  4  |  |  5  | 
+-----+  +-----+  +-----+  +-----+  +-----+

[edit] Solution

house 1 2 3 4 5
color yellow blue red ivory green
nationality Norwegian Ukrainian Englishman Spaniard Japanese
drink WATER tea milk orange juice coffee
smoke Kools Chesterfield Old Gold Lucky Strike Parliament
pet fox horse snails dog ZEBRA
hijacker
hijacker
hijacker
hijacker

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