{"id":6886,"date":"2025-04-01T00:01:00","date_gmt":"2025-04-01T07:01:00","guid":{"rendered":"https:\/\/c-for-dummies.com\/blog\/?p=6886"},"modified":"2025-04-08T10:18:01","modified_gmt":"2025-04-08T17:18:01","slug":"a-nutty-non-loop","status":"publish","type":"post","link":"https:\/\/c-for-dummies.com\/blog\/?p=6886","title":{"rendered":"A Nutty Non-Loop"},"content":{"rendered":"

Difficulty: ★ ★ ★ ★<\/h2>\n

Loops are fun. They’re easy to learn. But not everything that repeats in a C program is constructed as a loop.
\n
\nConsider the following output, my solution to this month’s Exercise:<\/p>\n

10
\n9
\n8
\n7
\n6
\n5
\n4
\n3
\n2
\n1<\/code><\/p>\n

Yes, this output isn’t that complicated: Values from 10 to 1 appear — a countdown. But there’s a catch.<\/p>\n

You must generate this output without using any looping statements, including goto<\/em>. Further, the program must have only one function, main()<\/em>. Use the printf()<\/em> function to output the values. Can you do it?<\/p>\n

Oh, and using printf()<\/em> to output values 10 through 1 directly isn’t a valid solution.<\/p>\n

Click here<\/a> to view my insane solution.<\/p>\n","protected":false},"excerpt":{"rendered":"

Yes, it’s possible to program a loop without using any looping statements. Continue reading →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-6886","post","type-post","status-publish","format-standard","hentry","category-exercise"],"_links":{"self":[{"href":"https:\/\/c-for-dummies.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/6886","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/c-for-dummies.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/c-for-dummies.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/c-for-dummies.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/c-for-dummies.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6886"}],"version-history":[{"count":4,"href":"https:\/\/c-for-dummies.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/6886\/revisions"}],"predecessor-version":[{"id":6940,"href":"https:\/\/c-for-dummies.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/6886\/revisions\/6940"}],"wp:attachment":[{"href":"https:\/\/c-for-dummies.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6886"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/c-for-dummies.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6886"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/c-for-dummies.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6886"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}