The vast majority of sudoku puzzles that are labeled "hard," "expert," "challenger," are not really all that difficult. And in a surprising number of cases, they are downright easy. In the "Absolutely Nasty Sudoku" books, you will find p... F Longo 被引量: 3发表: 2007年 ...
They have been(1)___years of hard work and good times, always supporting each other. As a child, I remember my parents spending all year around side by side(2)___in the garden. They would also do some cleaning, planting or painting and wallpapering. My parents (3)___a house in E...
but gradually get harder as you progress. Once you begin, however, you’re going to have a hard time putting that GINSU thingy down- Splitter is highly addicting.