1.Sudoku Sudoku is a classic game in which you must fill a 9x9 grid with the numbers one to nine so that each row, column, and 3x3 grid contains a unique digit. Variations of Sudoku have existed since the 19th century, though the version we know now was popularized in 1986. ...
Sudoku, logic puzzles, and crossword puzzles can be great ways to stimulate your brain. You also feel satisfied when completing them. 数独,逻辑谜语,还有填字游戏,会是刺激你大脑的好方法。当你完成的时候会很有成就感。 www.hjenglish.com 3. The test includes logic puzzles and visualization problems...
20世纪70年代,人们在美国纽约的一本益智杂志《Math Puzzles and Logic Problems》上发现了这个游戏,当时被称为填数字(Number Place),这也是公认的数独最早的见报版本。1984年一位日本学者将其介绍到了日本,发表在Nikoli公司的一本游戏杂志上,当时起名为“数字は独身に限る”(すうじはどくしんにかぎる),就改名为...