Großes Buch der Logikrätsel: Calcudoku 400 Normal, Taschenbuch von Krylov, Mykola...
Big Book of Logic Puzzles : Calcudoku 400 Normal, Paperback by Krylov, Mykola, ISBN 1544186630, ISBN-13 9781544186634, Like New Used, Free P&P in the UK Calcudoku (also known as “Mathdoku”) is a mathematical and logical puzzle loosely similar to was invented by a Japanese mathematics teacher Tetsuya objective is to fill the grid in with the digits 1 through N (where N is the number of rows or columns in the grid) such that:• Each row contains exactly one of each digit.• Each column contains exactly one of each digit.• Each bold-outlined group of cells (block) contains digits which achieve the specified result using the specified mathematical operation: addition (+), subtraction (-), multiplication (×), and division(÷).• Unlike Killer Sudoku, digits may repeat within a block.
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