摘要
Sudoku is a puzzle game originally played with pen and paper.Today,with the invention of hi-tech gadgets like tablet computers and smart phones,the game is available in digital form and getting popular in China.The 2012 Beijing International Sudoku Tournament concluded in late May.More than 50 competitors gathered from 14 countries
Sudoku is a puzzle game originally played with pen and paper. Today, with the invention of hi-tech gadgets like tablet computers and smart phones, the game is available in digital form and getting popular in China.
