The puzzle setter provides a partially completed grid, which for a well-posed puzzle has a single solution.įrench newspapers featured variations of the Sudoku puzzles in the 19th century, and the puzzle has appeared since 1979 in puzzle books under the name Number Place. In classic Sudoku, the objective is to fill a 9 × 9 grid with digits so that each column, each row, and each of the nine 3 × 3 subgrids that compose the grid (also called "boxes", "blocks", or "regions") contain all of the digits from 1 to 9. She can be reached at or 70.Sudoku ( / s uː ˈ d oʊ k uː, - ˈ d ɒ k-, s ə-/ Japanese: 数独, romanized: sūdoku, lit.'digit-single' originally called Number Place) is a logic-based, combinatorial number-placement puzzle. Kathryn Styer Martínez is a reporting intern for the Press Democrat. Miller encouraged people to also stay hydrated, and to keep sports drinks on hand if venturing outside. “The key with any of these heat events is just to kind of make sure that wherever you may be, to try to find a cooler place if it's outside into the shade,” he said.Īnd if you’re inside, use fans and air conditioning. “It doesn't necessarily mean it's going to spread really fast, because it's not windy,” said Miller.īut fires will be easier to start, he said. Coupled with high temperatures, the foliage could become tinder. The relative humidity will be low during the weekend. Though no red flag warnings are anticipated, there still exists an elevated risk for wildfires. “It's actually going to be kind of a typical summertime pattern: 60s and 70s on the coast, 80s to lower 90s for inland areas,” Miller said. Instead, just a few very hot days before cooling off to more typical summer temperatures. has experienced in the last few weeks.īut the heat expected Friday and Saturday are not part of the recent “heat dome” phenomena. Last weekend, Sonoma County got a taste of the extreme heat much of the U.S.
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