Einstein's Riddle

from Anatoliy Voropay, originally released 10th April, 2012

Most well-known logic puzzle of the last century. The task of the riddle is as follows: there are 5 houses in a row. People of 5 nationalities live in them. Each of the 5 inhabitants keeps a certain pet, drinks a beverage and smokes a brand of cigarettes. Having 15 rules your goal is to solve the ri...

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