{"id":24243,"date":"2023-03-02T09:00:18","date_gmt":"2023-03-02T17:00:18","guid":{"rendered":"https:\/\/www.gmpuzzles.com\/blog\/?p=24243"},"modified":"2023-02-19T13:56:51","modified_gmt":"2023-02-19T21:56:51","slug":"battleship-sudoku-by-thomas-snyder-2","status":"publish","type":"post","link":"https:\/\/www.gmpuzzles.com\/blog\/2023\/03\/battleship-sudoku-by-thomas-snyder-2\/","title":{"rendered":"Battleship Sudoku by Thomas Snyder"},"content":{"rendered":"<p><i>[This is a repost from our archives with new notes at the top (original post <a href=https:\/\/www.gmpuzzles.com\/blog\/2013\/02\/dr-sudoku-prescribes-46-battleship-sudoku\/>here<\/a>): This unusual Battleship Sudoku starts with all four of its submarines given. It is left as an exercise for the solver to figure out if that makes placing the other ships (with their labeled numbers) any easier.]<\/i><\/p>\n<p align=\"center\"><img decoding=\"async\" src=\"https:\/\/www.gmpuzzles.com\/images\/puzzles2023\/GM-BattleshipSudoku2-gHtq-R.png\" alt=\"Battleship Sudoku by Thomas Snyder\"><\/p>\n<p align=\"center\"><a href=\"https:\/\/www.gmpuzzles.com\/images\/puzzles2023\/GM-BattleshipSudoku2-gHtq-R.pdf\">PDF<\/a><\/p>\n<p>or <a href=https:\/\/gmpuzzles.com\/s\/130221FourI>solve online<\/a> (using our beta test of Penpa-Edit tools; use tab to alternate between number placement, ship placement, and shading modes. The shading mode in gray, which numbers can be written on top of, may work better than default ship placement.)<\/p>\n<p><b>Theme:<\/b> Four Islands<\/p>\n<p><b>Rules:<\/b> Standard <a href=\"https:\/\/www.gmpuzzles.com\/blog\/battleship-sudoku-rules-and-info\/\" \/>Battleship Sudoku<\/a> rules.<\/p>\n<p><b>Estimated Difficulty<a href=https:\/\/www.gmpuzzles.com\/blog\/2023\/01\/sudoku-by-thomas-snyder-12\/>*<\/a>:<\/b> 3.5 stars<\/p>\n<p><b>Time Standards (highlight to view):<\/b> <span style=\"color:white;background-color:white;\">Grandmaster = 4:45, Master = 9:00, Expert = 18:00<\/span><\/p>\n<p><b>Solution:<\/b> <a href=\"https:\/\/www.gmpuzzles.com\/images\/puzzles\/GM-BattleshipSudoku2-gHtq-soln.pdf\">PDF<\/a><\/p>\n<p><b>Note:<\/b> Advice on solving this puzzle was posted in &#8220;<a href=https:\/\/www.gmpuzzles.com\/blog\/2013\/02\/ask-dr-sudoku-8-no-subbing\/>Ask Dr. Sudoku #8<\/a>&#8220;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[This is a repost from our archives with new notes at the top (original post here): This unusual Battleship Sudoku starts with all four of its submarines given. It is left as an exercise for the solver to figure out if that makes placing the other ships (with their labeled numbers) any easier.] PDF or [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[209],"tags":[],"class_list":["post-24243","post","type-post","status-publish","format-standard","hentry","category-reposts"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Battleship Sudoku by Thomas Snyder - The Art of Puzzles<\/title>\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\/2023\/03\/battleship-sudoku-by-thomas-snyder-2\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Battleship Sudoku by Thomas Snyder - The Art of Puzzles\" \/>\n<meta property=\"og:description\" content=\"[This is a repost from our archives with new notes at the top (original post here): This unusual Battleship Sudoku starts with all four of its submarines given. It is left as an exercise for the solver to figure out if that makes placing the other ships (with their labeled numbers) any easier.] PDF or [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.gmpuzzles.com\/blog\/2023\/03\/battleship-sudoku-by-thomas-snyder-2\/\" \/>\n<meta property=\"og:site_name\" content=\"The Art of Puzzles\" \/>\n<meta property=\"article:published_time\" content=\"2023-03-02T17:00:18+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.gmpuzzles.com\/images\/puzzles2023\/GM-BattleshipSudoku2-gHtq-R.png\" \/>\n<meta name=\"author\" content=\"drsudoku\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@drsudoku\" \/>\n<meta name=\"twitter:site\" content=\"@drsudoku\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"drsudoku\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2023\\\/03\\\/battleship-sudoku-by-thomas-snyder-2\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2023\\\/03\\\/battleship-sudoku-by-thomas-snyder-2\\\/\"},\"author\":{\"name\":\"drsudoku\",\"@id\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/#\\\/schema\\\/person\\\/16f28006b2b31c98ce6d8d1affd60275\"},\"headline\":\"Battleship Sudoku by Thomas Snyder\",\"datePublished\":\"2023-03-02T17:00:18+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2023\\\/03\\\/battleship-sudoku-by-thomas-snyder-2\\\/\"},\"wordCount\":134,\"commentCount\":0,\"image\":{\"@id\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2023\\\/03\\\/battleship-sudoku-by-thomas-snyder-2\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.gmpuzzles.com\\\/images\\\/puzzles2023\\\/GM-BattleshipSudoku2-gHtq-R.png\",\"articleSection\":[\"Reposts\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2023\\\/03\\\/battleship-sudoku-by-thomas-snyder-2\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2023\\\/03\\\/battleship-sudoku-by-thomas-snyder-2\\\/\",\"url\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2023\\\/03\\\/battleship-sudoku-by-thomas-snyder-2\\\/\",\"name\":\"Battleship Sudoku by Thomas Snyder - 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