{"id":25037,"date":"2022-12-07T12:13:04","date_gmt":"2022-12-07T06:43:04","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-in-a-2-dimensional-array-of-integers-how-can-we-place-a-new-integer-at-a-completly-random-spot-in-the-2-d-array\/"},"modified":"2022-12-07T12:13:04","modified_gmt":"2022-12-07T06:43:04","slug":"solved-in-a-2-dimensional-array-of-integers-how-can-we-place-a-new-integer-at-a-completly-random-spot-in-the-2-d-array","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-in-a-2-dimensional-array-of-integers-how-can-we-place-a-new-integer-at-a-completly-random-spot-in-the-2-d-array\/","title":{"rendered":"[Solved] In a 2-dimensional array of integers, how can we place a new integer at a completly random spot in the 2-d array?"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-27208834\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"27208834\" data-parentid=\"27208807\" data-score=\"1\" data-position-on-page=\"1\" data-highest-scored=\"1\" data-question-has-accepted-highest-score=\"1\" itemprop=\"acceptedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\">\n<div class=\"post-layout\">\n<div class=\"votecell post-layout--left\"><\/div>\n<div class=\"answercell post-layout--right\">\n<div class=\"s-prose js-post-body\" itemprop=\"text\">\n<pre><code>static void placeRandomly2D(int[][] arr, int limit) {\n\/\/ generates value [0...limit) half-interval and places it into the 2D array arr\n\/\/    at random position; limit must be positive\n    Random rand = new Random();\n    int value = rand.nextInt(limit);\n    int pos1 = rand.nextInt(arr.length);\n    int pos2 = rand.nextInt(arr[pos1].length);\n    arr[pos1][pos2] = value;\n}\n<\/code><\/pre>\n<p>And, just in case, version for 1-dimensional array:<\/p>\n<pre><code>static void placeRandomly1D(int[] arr, int limit) {\n\/\/ generates value [0...limit) half-interval and places it into the 1D array arr\n\/\/    at random position; limit must be positive\n    Random rand = new Random();\n    int value = rand.nextInt(limit);\n    int pos = rand.nextInt(arr.length);\n    arr[pos] = value;\n}\n<\/code><\/pre>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\">3<\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved In a 2-dimensional array of integers, how can we place a new integer at a completly random spot in the 2-d array? <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] static void placeRandomly2D(int[][] arr, int limit) { \/\/ generates value [0&#8230;limit) half-interval and places it into the 2D array arr \/\/ at random position; limit must be positive Random rand = new Random(); int value = rand.nextInt(limit); int pos1 = rand.nextInt(arr.length); int pos2 = rand.nextInt(arr[pos1].length); arr[pos1][pos2] = value; } And, just in case, version &#8230; <a title=\"[Solved] In a 2-dimensional array of integers, how can we place a new integer at a completly random spot in the 2-d array?\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-in-a-2-dimensional-array-of-integers-how-can-we-place-a-new-integer-at-a-completly-random-spot-in-the-2-d-array\/\" aria-label=\"More on [Solved] In a 2-dimensional array of integers, how can we place a new integer at a completly random spot in the 2-d array?\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[1788,361,323],"class_list":["post-25037","post","type-post","status-publish","format-standard","hentry","category-solved","tag-2d","tag-arrays","tag-java"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] In a 2-dimensional array of integers, how can we place a new integer at a completly random spot in the 2-d array? - JassWeb<\/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:\/\/jassweb.com\/solved\/solved-in-a-2-dimensional-array-of-integers-how-can-we-place-a-new-integer-at-a-completly-random-spot-in-the-2-d-array\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] In a 2-dimensional array of integers, how can we place a new integer at a completly random spot in the 2-d array? - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] static void placeRandomly2D(int[][] arr, int limit) { \/\/ generates value [0...limit) half-interval and places it into the 2D array arr \/\/ at random position; limit must be positive Random rand = new Random(); int value = rand.nextInt(limit); int pos1 = rand.nextInt(arr.length); int pos2 = rand.nextInt(arr[pos1].length); arr[pos1][pos2] = value; } And, just in case, version ... 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