{"id":89118,"date":"2025-08-09T10:14:38","date_gmt":"2025-08-09T10:14:38","guid":{"rendered":"https:\/\/mailinvest.blog\/index.php\/2025\/08\/09\/the-international-obfuscated-c-code-contest-is-back-for-2024-the-register\/"},"modified":"2025-08-09T10:16:14","modified_gmt":"2025-08-09T10:16:14","slug":"the-international-obfuscated-c-code-contest-is-back-for-2024-the-register","status":"publish","type":"post","link":"https:\/\/mailinvest.blog\/index.php\/2025\/08\/09\/the-international-obfuscated-c-code-contest-is-back-for-2024-the-register\/","title":{"rendered":"The International Obfuscated C Code Contest is back for 2024 \u2022 The Register"},"content":{"rendered":"<p> <a href=\"https:\/\/go.fiverr.com\/visit\/?bta=1052423&nci=17043\" Target=\"_Top\"><img loading=\"lazy\" decoding=\"async\" border=\"0\" src=\"https:\/\/mailinvest.blog\/wp-content\/themes\/breek\/assets\/images\/transparent.gif\" data-lazy=\"true\" data-src=\"https:\/\/fiverr.ck-cdn.com\/tn\/serve\/?cid=40081059\"  width=\"601\" height=\"201\"><\/a>\n<\/p>\n<div id=\"body\">\n<p>The IOCCC, because it&#8217;s familiarly recognized, is again after a four-year hole, giving the entrants extra time to give you some remarkably devious code.<\/p>\n<p>This week, the outcomes for the <a href=\"https:\/\/www.ioccc.org\/2024\/index.html\" rel=\"nofollow\">IOCCC 2024<\/a> had been introduced, with a file 23 winners. It is the primary IOCCC in 4 years, however you should not take that to indicate it is as common because the Olympics. In truth, nearly nothing concerning the IOCCC is common: this was the twenty eighth version of the occasion, and celebrated its fortieth anniversary.<\/p>\n<p>We confess that now we have not but studied the supply of all of the winners carefully, however we already have some private favorites. <a href=\"https:\/\/www.linkedin.com\/in\/adrian-cable-91730221\/\" rel=\"nofollow\">Adrian Cable<\/a> received the <a href=\"https:\/\/www.ioccc.org\/2024\/cable2\/index.html\" rel=\"nofollow\">&#8220;Prize in murky waters&#8221;<\/a> for this magnificent effort:<\/p>\n<pre><code>#embrace <stdio.h>\nunsigned int    *salmon = U\"\udb40\udc53\udb40\udc65\udb40\udc61\udb40\udc73\udb40\udc6f\udb40\udc6e\udb40\udc20\udb40\udc73\udb40\udc61\udb40\udc6c\udb40\udc6d\udb40\udc6f\udb40\udc6e\udb40\udc20\udb40\udc66\udb40\udc69\udb40\udc6c\udb40\udc6c\udb40\udc65\udb40\udc74\udb40\udc73\udb40\udc20\udb40\udc77\udb40\udc69\udb40\udc74\udb40\udc68\udb40\udc20\udb40\udc6f\udb40\udc6c\udb40\udc69\udb40\udc76\udb40\udc65\udb40\udc20\udb40\udc6f\udb40\udc69\udb40\udc6c\udb40\udc2c\udb40\udc20\udb40\udc6c\udb40\udc65\udb40\udc6d\udb40\udc6f\udb40\udc6e\udb40\udc20\udb40\udc6a\udb40\udc75\udb40\udc69\udb40\udc63\udb40\udc65\udb40\udc2c\udb40\udc20\udb40\udc67\udb40\udc61\udb40\udc72\udb40\udc6c\udb40\udc69\udb40\udc63\udb40\udc2c\udb40\udc20\udb40\udc73\udb40\udc61\udb40\udc6c\udb40\udc74\udb40\udc2c\udb40\udc20\udb40\udc61\udb40\udc6e\udb40\udc64\udb40\udc20\udb40\udc70\udb40\udc65\udb40\udc70\udb40\udc70\udb40\udc65\udb40\udc72\udb40\udc2c\udb40\udc20\udb40\udc74\udb40\udc68\udb40\udc65\udb40\udc6e\udb40\udc20\udb40\udc67\udb40\udc72\udb40\udc69\udb40\udc6c\udb40\udc6c\udb40\udc20\udb40\udc6f\udb40\udc76\udb40\udc65\udb40\udc72\udb40\udc20\udb40\udc6d\udb40\udc65\udb40\udc64\udb40\udc69\udb40\udc75\udb40\udc6d\udb40\udc20\udb40\udc68\udb40\udc65\udb40\udc61\udb40\udc74\udb40\udc20\udb40\udc66\udb40\udc6f\udb40\udc72\udb40\udc20\udb40\udc34\udb40\udc2d\udb40\udc36\udb40\udc20\udb40\udc6d\udb40\udc69\udb40\udc6e\udb40\udc75\udb40\udc74\udb40\udc65\udb40\udc73\udb40\udc20\udb40\udc70\udb40\udc65\udb40\udc72\udb40\udc20\udb40\udc73\udb40\udc69\udb40\udc64\udb40\udc65\udb40\udc20\udb40\udc75\udb40\udc6e\udb40\udc74\udb40\udc69\udb40\udc6c\udb40\udc20\udb40\udc66\udb40\udc6c\udb40\udc61\udb40\udc6b\udb40\udc79\udb40\udc20\udb40\udc61\udb40\udc6e\udb40\udc64\udb40\udc20\udb40\udc63\udb40\udc6f\udb40\udc6f\udb40\udc6b\udb40\udc65\udb40\udc64\udb40\udc20\udb40\udc74\udb40\udc68\udb40\udc72\udb40\udc6f\udb40\udc75\udb40\udc67\udb40\udc68\udb40\udc2e\u200a\u2002\u2002could be very yummy\";\n#outline  grill\udb40\udc41  ;whereas(putchar(*salmon++))\n#undef   grill\n#outline \udb40\udc41 grill\udb40\udc41\n#undef   grill\nint primary() {\udb40\udc41 \udb40\udc41\n  for (int i = 1; i <\/stdio.h><\/code>\n<\/pre>\n<p>Dr Cable supplied this <a href=\"https:\/\/www.youtube.com\/watch?v=T8XeDvKqI4E\" rel=\"nofollow\">23 second Youtube clip<\/a> by means of rationalization. The probabilities are that you could be already be aware of it, but when not, it will not take you lengthy. We additionally confidently predict that it&#8217;s going to not assist in any means.<\/p>\n<p>No matter you suppose the code does when run, you are fallacious, however you are not going to imagine what it really <em>does<\/em> generate. Do not attempt to copy and paste it from the above, as a result of in addition to flagrant abuse of the C programming language, it additionally accommodates flagrant abuse of Unicode encoding. The IOCCC organizers have their\u00a0personal rationalization, which can present you what this infernal masterpiece does actually do.<\/p>\n<div aria-hidden=\"true\" class=\"adun\" data-pos=\"top\" data-raptor=\"condor\" data-xsm=\",fluid,mpu,dmpu,\" data-sm=\",fluid,mpu,dmpu,\" data-md=\",fluid,mpu,dmpu,\">\n        <noscript><br \/>\n            <a href=\"https:\/\/pubads.g.doubleclick.net\/gampad\/jump?co=1&amp;iu=\/6978\/reg_software\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=2&amp;c=2aJcfjj419fmMafz2_HMUcQAAAAU&amp;t=ct%3Dns%26unitnum%3D2%26raptor%3Dcondor%26pos%3Dtop%26test%3D0\" target=\"_blank\"><br \/>\n                <img decoding=\"async\" src=\"https:\/\/mailinvest.blog\/wp-content\/themes\/breek\/assets\/images\/transparent.gif\" data-lazy=\"true\" data-src=\"https:\/\/pubads.g.doubleclick.net\/gampad\/ad?co=1&amp;iu=\/6978\/reg_software\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=2&amp;c=2aJcfjj419fmMafz2_HMUcQAAAAU&amp;t=ct%3Dns%26unitnum%3D2%26raptor%3Dcondor%26pos%3Dtop%26test%3D0\" alt=\"\"\/><br \/>\n            <\/a><br \/>\n        <\/noscript>\n    <\/div>\n<p>\n  <a href=\"https:\/\/www.youtube.com\/watch?v=RMI5oT9U4vc\" data-media=\"x-videoplayer\">Youtube Video<\/a>\n<\/p>\n<div aria-hidden=\"true\" class=\"adun\" data-pos=\"top\" data-raptor=\"falcon\" data-xmd=\",fluid,mpu,leaderboard,\" data-lg=\",fluid,mpu,leaderboard,\" data-xlg=\",fluid,billboard,superleaderboard,mpu,leaderboard,\" data-xxlg=\",fluid,billboard,superleaderboard,brandwidth,brandimpact,leaderboard,mpu,\">\n            <noscript><br \/>\n                <a href=\"https:\/\/pubads.g.doubleclick.net\/gampad\/jump?co=1&amp;iu=\/6978\/reg_software\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=4&amp;c=44aJcfjj419fmMafz2_HMUcQAAAAU&amp;t=ct%3Dns%26unitnum%3D4%26raptor%3Dfalcon%26pos%3Dmid%26test%3D0\" target=\"_blank\"><br \/>\n                    <img decoding=\"async\" src=\"https:\/\/mailinvest.blog\/wp-content\/themes\/breek\/assets\/images\/transparent.gif\" data-lazy=\"true\" data-src=\"https:\/\/pubads.g.doubleclick.net\/gampad\/ad?co=1&amp;iu=\/6978\/reg_software\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=4&amp;c=44aJcfjj419fmMafz2_HMUcQAAAAU&amp;t=ct%3Dns%26unitnum%3D426raptor%3Dfalcon%26pos%3Dmid%26test%3D0\" alt=\"\"\/><br \/>\n                <\/a><br \/>\n            <\/noscript>\n        <\/div>\n<div class=\"adun_eagle_desktop_story_wrapper\">\n<div aria-hidden=\"true\" class=\"adun\" data-pos=\"mid\" data-raptor=\"eagle\" data-xxlg=\",mpu,dmpu,\">\n                <noscript><br \/>\n                    <a href=\"https:\/\/pubads.g.doubleclick.net\/gampad\/jump?co=1&amp;iu=\/6978\/reg_software\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=3&amp;c=33aJcfjj419fmMafz2_HMUcQAAAAU&amp;t=ct%3Dns%26unitnum%3D3%26raptor%3Deagle%26pos%3Dmid%26test%3D0\" target=\"_blank\"><br \/>\n                        <img decoding=\"async\" src=\"https:\/\/mailinvest.blog\/wp-content\/themes\/breek\/assets\/images\/transparent.gif\" data-lazy=\"true\" data-src=\"https:\/\/pubads.g.doubleclick.net\/gampad\/ad?co=1&amp;iu=\/6978\/reg_software\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=3&amp;c=33aJcfjj419fmMafz2_HMUcQAAAAU&amp;t=ct%3Dns%26unitnum%3D3%26raptor%3Deagle%26pos%3Dmid%26test%3D0\" alt=\"\"\/><br \/>\n                    <\/a><br \/>\n                <\/noscript>\n            <\/div>\n<\/p><\/div>\n<p>We had been additionally profoundly impressed by considered one of <a href=\"https:\/\/www.linkedin.com\/in\/ilya-kurdyukov-a7304119b\/\" rel=\"nofollow\">Ilya Kurdyukov<\/a>&#8216;s entries, which received the <a href=\"https:\/\/www.ioccc.org\/2024\/kurdyukov1\/index.html\" rel=\"nofollow\">&#8220;Prize in phased periodicity.&#8221;<\/a> Its code is barely longer however arguably extra ornamental:<\/p>\n<pre><code>\n#embrace <time.h>\n#embrace <stdio.h>\n\n        a,b=44,x,\n     y,z;primary()  {!a\n   ?a=2551443,x=    -b\n  ,y=2-b,z=((time     (\n 0)-592531)%a=a?x     =\n -b,y+=4,10:x&gt;    8)\n     ^z&gt;&gt;8]),y&gt;  b?0\n        :primary();}\n<\/stdio.h><\/time.h><\/code>\n<\/pre>\n<p>Formatted to seem like a quarter-illuminated moon, its 295 characters of code draw the Earth&#8217;s moon in its present part in your console. For further amusement worth, it would not use any floating level. Directions are offered the way to amend a couple of characters to get the view from the southern hemisphere, or for extra pleasing outcomes in case your terminal is not bright-on-dark.<\/p>\n<p>\n  <a href=\"https:\/\/www.youtube.com\/watch?v=b2WfQdGJS8s\" data-media=\"x-videoplayer\">Youtube Video<\/a>\n<\/p>\n<p>It reminds us of most likely the <a href=\"https:\/\/web.archive.org\/web\/20040206202840\/http:\/\/cm.bell-labs.com\/cm\/cs\/who\/dmr\/odd.html\" rel=\"nofollow\">most famous code comment<\/a> of all time, by Dennis Ritchie in Sixth Version UNIX:<\/p>\n<pre><code>\/* You aren't anticipated to grasp this *\/<\/code>\n<\/pre>\n<p>We additionally name out two extra entries for honorable mentions. The principle <a href=\"https:\/\/github.com\/ioccc-src\/winner\/blob\/master\/2024\/carlini\/prog.c\" rel=\"nofollow\">program file<\/a> of Nicholas Carlini&#8217;s <a href=\"https:\/\/www.ioccc.org\/2024\/carlini\/index.html\" rel=\"nofollow\">&#8220;Prize in perfect timing&#8221;<\/a> is just 14 strains lengthy and accommodates 4.88\u00a0kB of code, however by way of numerous bits of skullduggery, it implements an entire Intel 4004 emulator, together with the <a href=\"http:\/\/www.vintagecalculators.com\/html\/busicom_141-pf.html\" rel=\"nofollow\">Busicom 141-pf calculator<\/a> for which this primary ever microprocessor was designed. <em>Together with its drum printer.<\/em><\/p>\n<p>\n  <a href=\"https:\/\/www.youtube.com\/watch?v=r6wUZUaaJBY\" data-media=\"x-videoplayer\">Youtube Video<\/a>\n<\/p>\n<div aria-hidden=\"true\" class=\"adun\" data-pos=\"top\" data-raptor=\"falcon\" data-xsm=\",fluid,mpu,dmpu,\" data-sm=\",fluid,mpu,dmpu,\" data-md=\",fluid,mpu,dmpu,\">\n            <noscript><br \/>\n                <a href=\"https:\/\/pubads.g.doubleclick.net\/gampad\/jump?co=1&amp;iu=\/6978\/reg_software\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=4&amp;c=44aJcfjj419fmMafz2_HMUcQAAAAU&amp;t=ct%3Dns%26unitnum%3D4%26raptor%3Dfalcon%26pos%3Dmid%26test%3D0\" target=\"_blank\"><br \/>\n                    <img decoding=\"async\" src=\"https:\/\/mailinvest.blog\/wp-content\/themes\/breek\/assets\/images\/transparent.gif\" data-lazy=\"true\" data-src=\"https:\/\/pubads.g.doubleclick.net\/gampad\/ad?co=1&amp;iu=\/6978\/reg_software\/front&amp;sz=300x50%7C300x100%7C300x250%7C300x251%7C300x252%7C300x600%7C300x601&amp;tile=4&amp;c=44aJcfjj419fmMafz2_HMUcQAAAAU&amp;t=ct%3Dns%26unitnum%3D426raptor%3Dfalcon%26pos%3Dmid%26test%3D0\" alt=\"\"\/><br \/>\n                <\/a><br \/>\n            <\/noscript>\n        <\/div>\n<p>One other goes to <a href=\"http:\/\/www.snert.com\/\" rel=\"nofollow\">Anthony C. Howe<\/a>, not a lot for his prize within the <a href=\"https:\/\/www.ioccc.org\/2024\/howe\/index.html\" rel=\"nofollow\">&#8220;Nice accent eh-ward&#8221;<\/a> class, however for the truth that that is his <a href=\"https:\/\/www.ioccc.org\/authors.html#Anthony_C_Howe\" rel=\"nofollow\">seventh win<\/a> overlaying a exceptional 4 many years.<\/p>\n<p>The IOCCC celebrates extremely irregular code. It began with a <a href=\"https:\/\/groups.google.com\/g\/net.lang.c\/c\/lx-TAuEyeRI\/m\/HdOOnNx6LC0J?hl=en\" rel=\"nofollow\">flame on USENET<\/a>, stating:<\/p>\n<blockquote>\n<p>successful entries will likely be posted to web.lang.c after April 12, 1894. (thats the prize of us)<\/p>\n<\/blockquote>\n<p>It was on the <code>web.lang.c<\/code> newsgroup as a result of Tim Berners-Lee hadn&#8217;t bought spherical to inventing the World Vast Net but, however it wasn&#8217;t fairly as early because the date there suggests. In 1894, the state of the computing artwork was considered one of <a href=\"http:\/\/www.computer-timeline.com\/timeline\/george-grant\/\" rel=\"nofollow\">George Grant&#8217;s Difference Engines<\/a>.<\/p>\n<p>This typo within the date began an extended custom of typos, and common word-play, within the contest itself. If it weren&#8217;t already obvious, this consists of the names of the prize-winning classes.<\/p>\n<p>The competition&#8217;s <a href=\"https:\/\/github.com\/ioccc-src\/winner\" rel=\"nofollow\">Readme on Github<\/a> accommodates a historical past\u00a0of the competitors, together with its origins in trying to debug a number of the unique Unix <a href=\"https:\/\/en.wikipedia.org\/wiki\/Bourne_shell#Features_of_the_original_version\" rel=\"nofollow\">Bourne Shell<\/a> C supply code. Why that was an train in frustration will not be obvious if you happen to&#8217;ve by no means appeared on the <code>sh<\/code> <a href=\"https:\/\/github.com\/dank101\/4.2BSD\/tree\/708b3890ac0c2f034f2840b5ee9125b3c83a05bc\/bin\/sh\" rel=\"nofollow\">BSD source code<\/a>. Due to some <a href=\"https:\/\/minnie.tuhs.org\/cgi-bin\/utree.pl?file=V7\/usr\/src\/cmd\/sh\/mac.h\" rel=\"nofollow\">very strange macros<\/a>, the supply code seems extra like ALGOL than C:<\/p>\n<pre><code>\/* verify for meta chars *\/\nBEGIN\n   REG BOOL slash; slash=0;\n   WHILE !fngchar(*cs)\n   DO   IF *cs++==0\n    THEN    IF rflg ANDF slash THEN break; ELSE return(0) FI\n    ELIF *cs=='\/'\n    THEN    slash++;\n    FI\n   OD\nEND<\/code>\n<\/pre>\n<p>Sure, that actually is C. You could possibly see how it will drive an harmless coder to despair, even insanity.<\/p>\n<p>The <a href=\"https:\/\/www.ioccc.org\/judges.html\" rel=\"nofollow\">same two judges<\/a> have been assessing the competition for 4 many years, and nowadays have embraced <a href=\"https:\/\/www.ioccc.org\/social.html\" rel=\"nofollow\">social media<\/a>. Even if you&#8217;re a wholesome well-adjusted techie who would not contact C if you happen to had been paid to, we expect it is nicely value a glance.<\/p>\n<h3 class=\"crosshead\">Bootnote<\/h3>\n<p>Our due to <em>Reg<\/em> reader Yann G. for telling us that the competition was again \u2013 and the outcomes had been in.<\/p>\n<\/p><\/div>\n<iframe data-lazy=\"true\" data-src=\"https:\/\/www.fiverr.com\/gig_widgets?id=U2FsdGVkX18x7XQvttUTrv1oEqmGNGTgvvCUiUoJ\/AP4z\/UyMz8lXGOLpu15jIMxBbTR0gmD5uBoFvhC4KWeALQRp3h\/X\/AwcVD0K8Wj9H\/ZzYKzcCNHosB9oS4SCJJFWiN85P9ICAc4OgCoE\/wHKIY7CDkf2\/DQ1vqGvk4smVe5cRDEmrLPCWi4FC8p40VUhSmWQ5udCm0zoJtorgWv3vbDQw0kKYkwn39ozAnQXDe+YvWMxkLFWA+O3TFwkJvdkIK+\/AUSnRssPKt5WHY0FhNOxnSPcLslEL4G4\/RfP95ve99U+kRnDy3X+KtzdQLY+u935ghON\/o3UE4IMv9oN6JX9RnxzL\/LRcOgnHigxStSGPKsZYtnz8RWNVT\/rOLAibqiWJadC5MYHRbekF3eg6FOGrQGkXYbsn0+a5aovnlLCbLwIqY9fcS17UX8J235iQ6cdmHNbrPeS84CMm34RA==&affiliate_id=1052423&strip_google_tagmanager=true\" loading=\"lazy\" data-with-title=\"true\" class=\"fiverr_nga_frame\" frameborder=\"0\" height=\"350\" width=\"100%\" referrerpolicy=\"no-referrer-when-downgrade\" data-mode=\"random_gigs\" onload=\" var frame = this; var script = document.createElement('script'); script.addEventListener('load', function() { window.FW_SDK.register(frame); }); script.setAttribute('src', 'https:\/\/www.fiverr.com\/gig_widgets\/sdk'); document.body.appendChild(script); \" ><\/iframe>\n<br \/><a href=\"https:\/\/go.theregister.com\/feed\/www.theregister.com\/2025\/08\/09\/ioccc_2024\/\">Source link <\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The IOCCC, because it&#8217;s familiarly recognized, is again after a four-year hole, giving the entrants extra time to give you some remarkably devious code. This&#8230;<\/p>\n","protected":false},"author":1,"featured_media":89119,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-89118","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tech-universe"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>The International Obfuscated C Code Contest is back for 2024 \u2022 The Register - mailinvest.blog<\/title>\n<meta name=\"description\" content=\"Technology is forever changing, and there are always new pieces of technology to replace obsolete ones. Tons of people enjoy reading tech blogs on a daily basis.mailinvest.blog tracks all the latest consumer technology breakthroughs and shows you what&#039;s new, what matters and how technology can enrich your life. mailinvest.blog also provides the information, tools, and advice that helps when deciding what to buy.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mailinvest.blog\/index.php\/2025\/08\/09\/the-international-obfuscated-c-code-contest-is-back-for-2024-the-register\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"The International Obfuscated C Code Contest is back for 2024 \u2022 The Register - mailinvest.blog\" \/>\n<meta property=\"og:description\" content=\"Technology is forever changing, and there are always new pieces of technology to replace obsolete ones. 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