{"id":35912,"date":"2026-06-19T00:00:22","date_gmt":"2026-06-19T07:00:22","guid":{"rendered":"https:\/\/www.gmpuzzles.com\/blog\/?p=35912"},"modified":"2026-06-17T08:36:10","modified_gmt":"2026-06-17T15:36:10","slug":"primesweeper-sudoku-by-bill-murphy","status":"publish","type":"post","link":"https:\/\/www.gmpuzzles.com\/blog\/2026\/06\/primesweeper-sudoku-by-bill-murphy\/","title":{"rendered":"Primesweeper Sudoku by Bill Murphy"},"content":{"rendered":"<p>(This post is part of the <a href='https:\/\/www.gmpuzzles.com\/blog\/tag\/gas\/'>Genuinely Approachable Sudoku (GAS)<\/a> series.)<br \/>\n<em>Today&#8217;s puzzle has a lot of arrows pointing at the prime real estate locations. Can you find a deal in time to earn a hat?<\/em><\/p>\n<p align='center'><img src='https:\/\/www.gmpuzzles.com\/images\/puzzles2026\/260619-PrimesweeperSudoku.png' alt='Primesweeper Sudoku by Bill Murphy' \/><\/p>\n<p align='center'><a href='https:\/\/www.gmpuzzles.com\/images\/puzzles2026\/260619-PrimesweeperSudoku.pdf'>PDF<\/a><\/p>\n<p>or <a href='https:\/\/www.gmpuzzles.com\/s\/260619Prim'>solve online<\/a> (using SudokuPad)<\/p>\n<p><b>Author\/Opus:<\/b> This is the 127th puzzle from Bill Murphy, part of the Genuinely Approachable Sudoku (<a href=\"https:\/\/sudokutheory.com\/gas\/\" \/>GAS<\/a>) team.<\/p>\n<p><b>Rules:<\/b> Standard Sudoku rules (insert a number from 1 to 9 into each cell so that no number repeats in any row, column, or bold region). Numbers in cells with an arrow give the count of cells with prime numbers (2, 3, 5, and 7) in the direction the arrow points.<\/p>\n<p><b>GAS Time Standards (highlight to view):<\/b> Two party hats (\ud83c\udfa9\ud83e\udd73): <span style=\"color: white;background-color: white\">8:00<\/span>; One party hat (\ud83e\udd73): <span style=\"color: white;background-color: white\">15:00<\/span>. All other solvers earn a \ud83e\udd95: <span style=\"color: white;background-color: white\">Twin Prime Puertasaurus<\/span>.<\/p>\n<p><b>Thomas Hits the GAS (highlight to view): <\/b> <span style=\"color: white;background-color: white\">2:52<\/span>, with <a href=\"https:\/\/www.gmpuzzles.com\/images\/puzzles2026\/sudokupad-Bill_Murph-Primesweeper_Sudoku-a795-d159.replay\">SudokuPad replay file<\/a> shared as a download for now (requires loading via settings menu with improvements expected before people should use this regularly).<\/p>\n<p><b>Solution:<\/b> <a href=\"https:\/\/www.gmpuzzles.com\/images\/puzzles2026\/260619-PrimesweeperSudoku-soln.pdf\">PDF<\/a>; solving video with explanation to be added later from GAS team.<\/p>\n<p><b>Note:<\/b> Follow this link for other less common variations of <a href='https:\/\/www.gmpuzzles.com\/blog\/tag\/sudoku-3+variation-2\/'>Sudoku<\/a>.<\/p>\n<p><b>Note 2:<\/b>\u00a0Comments on the blog are great! For a more interactive discussion, please also consider using our\u00a0<a href='https:\/\/discord.com\/channels\/1059513302847336469\/1380897111599616020'>Daily GAS discussion<\/a>\u00a0post\u00a0on the GMPuzzles Discord. Not a member of the Discord? Click\u00a0<a href='https:\/\/discord.gg\/RNNfEBEbQS'>this link<\/a>\u00a0for basic access.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>(This post is part of the Genuinely Approachable Sudoku (GAS) series.) Today&#8217;s puzzle has a lot of arrows pointing at the prime real estate locations. Can you find a deal in time to earn a hat? PDF or solve online (using SudokuPad) Author\/Opus: This is the 127th puzzle from Bill Murphy, part of the Genuinely [&hellip;]<\/p>\n","protected":false},"author":443,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,126],"tags":[8,15,56,237],"class_list":["post-35912","post","type-post","status-publish","format-standard","hentry","category-puzzle","category-othersudoku","tag-sudoku-3","tag-wednesdaythursday","tag-variation-2","tag-gas"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Primesweeper Sudoku by Bill Murphy - The Art of Puzzles<\/title>\n<meta name=\"description\" content=\"Today&#039;s puzzle has a lot of arrows pointing at the prime real estate locations. Can you find a deal in time to earn a hat?\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.gmpuzzles.com\/blog\/2026\/06\/primesweeper-sudoku-by-bill-murphy\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Primesweeper Sudoku by Bill Murphy - The Art of Puzzles\" \/>\n<meta property=\"og:description\" content=\"Today&#039;s puzzle has a lot of arrows pointing at the prime real estate locations. 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