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The aim of Fifteen logical game is to sort the figures in ascending order from left to right and from top to down accordingly. Figure " 1 " should be in the left top corner, and an empty square should be in the bottom right. Program counts the ti......

In the late 19th century this puzzle drove the entire world crazy. When Sam Loyd introduced the game to the public in 1878 he used a trick to arouse interest for it - he offered a thousand dollars to the one who could solve it. The puzzle consisted o......

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