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  2. The spider and the fly problem - Wikipedia

    en.wikipedia.org/wiki/The_spider_and_the_fly_problem

    In the typical version of the puzzle, an otherwise empty cuboid room 30 feet long, 12 feet wide and 12 feet high contains a spider and a fly. The spider is 1 foot below the ceiling and horizontally centred on one 12′×12′ wall. The fly is 1 foot above the floor and horizontally centred on the opposite wall.

  3. Math Blaster Mystery: The Great Brain Robbery - Wikipedia

    en.wikipedia.org/wiki/Math_Blaster_Mystery:_The...

    The player has to navigate Rave around Dr. Dabble's mansion solving math puzzles and collecting key items to progress, until Dr. Dabble's lab is reached. The math puzzles consist of multiple choice questions, formulas, arithmetics, estimates, ratios, negative numbers, BODMAS, decimals and algebraic equations. Every math puzzle activity has ...

  4. Nonogram - Wikipedia

    en.wikipedia.org/wiki/Nonogram

    Add the clues together, plus 1 for each "space" in between. For example, if the clue is 6 2 3, this step produces the sum 6 + 1 + 2 + 1 + 3 = 13. Subtract this number from the total available in the row (usually the width or height of the puzzle). For example, if the clue in step 1 is in a row 15 cells wide, the difference is 15 - 13 = 2.

  5. Mathematics of Sudoku - Wikipedia

    en.wikipedia.org/wiki/Mathematics_of_Sudoku

    A minimal puzzle is a proper puzzle from which no clue can be removed without introducing additional solutions. Solving Sudokus from the viewpoint of a player has been explored in Denis Berthier's book "The Hidden Logic of Sudoku" (2007) [ 7 ] which considers strategies such as "hidden xy-chains".

  6. Josephus problem - Wikipedia

    en.wikipedia.org/wiki/Josephus_problem

    Dynamic programming is used to solve this problem in the general case by performing the first step and then using the solution of the remaining problem. When the index starts from one, then the person at s {\displaystyle s} shifts from the first person is in position ( ( s − 1 ) mod n ) + 1 {\displaystyle ((s-1){\bmod {n}})+1} , where n is ...

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    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  8. Seven Bridges of Königsberg - Wikipedia

    en.wikipedia.org/wiki/Seven_Bridges_of_Königsberg

    Rochester Institute of Technology has incorporated the puzzle into the pavement in front of the Gene Polisseni Center, an ice hockey arena that opened in 2014, [11] and the Georgia Institute of Technology also installed a landscape art model of the seven bridges in 2018. [12] A popular variant of the puzzle is the Bristol Bridges Walk. [13]

  9. Sum and Product Puzzle - Wikipedia

    en.wikipedia.org/wiki/Sum_and_Product_Puzzle

    The Sum and Product Puzzle, also known as the Impossible Puzzle because it seems to lack sufficient information for a solution, is a logic puzzle. It was first published in 1969 by Hans Freudenthal, [1] [2] and the name Impossible Puzzle was coined by Martin Gardner. [3] The puzzle is solvable, though not easily. There exist many similar puzzles.