{"id":27495,"date":"2024-03-17T09:41:47","date_gmt":"2024-03-17T00:41:47","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/c%e8%a8%80%e8%aa%9e%e3%81%a71000%e3%81%ae%e9%9a%8e%e4%b9%97%e3%82%92%e6%b1%82%e3%82%81%e3%81%a6%e3%81%8f%e3%81%a0%e3%81%95%e3%81%84%e3%80%82\/"},"modified":"2024-03-22T16:21:23","modified_gmt":"2024-03-22T07:21:23","slug":"c%e8%a8%80%e8%aa%9e%e3%81%a71000%e3%81%ae%e9%9a%8e%e4%b9%97%e3%82%92%e6%b1%82%e3%82%81%e3%81%a6%e3%81%8f%e3%81%a0%e3%81%95%e3%81%84%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/c%e8%a8%80%e8%aa%9e%e3%81%a71000%e3%81%ae%e9%9a%8e%e4%b9%97%e3%82%92%e6%b1%82%e3%82%81%e3%81%a6%e3%81%8f%e3%81%a0%e3%81%95%e3%81%84%e3%80%82\/","title":{"rendered":"C\u8a00\u8a9e\u30671000\u306e\u968e\u4e57\u3092\u6c42\u3081\u3066\u304f\u3060\u3055\u3044\u3002"},"content":{"rendered":"<p>C\u8a00\u8a9e\u3067\u306f\u30011000\u306e\u968e\u4e57\u306f\u975e\u5e38\u306b\u5927\u304d\u304f\u3066\u3001\u5909\u6570\u3067\u306f\u76f4\u63a5\u683c\u7d0d\u3067\u304d\u307e\u305b\u3093\u3002\u5927\u304d\u306a\u6574\u6570\u3092\u914d\u5217\u306b\u683c\u7d0d\u3057\u3001\u639b\u3051\u7b97\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306f1000\u306e\u968e\u4e57\u3092\u6c42\u3081\u308bC\u8a00\u8a9e\u306e\u30b3\u30fc\u30c9\u3067\u3059\uff1a<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-meta\">#<span class=\"hljs-keyword\">include<\/span> <span class=\"hljs-string\">&lt;stdio.h&gt;<\/span><\/span>\r\n\r\n<span class=\"hljs-meta\">#<span class=\"hljs-keyword\">define<\/span> MAX_SIZE 10000<\/span>\r\n\r\n<span class=\"hljs-type\">void<\/span> <span class=\"hljs-title function_\">multiply<\/span><span class=\"hljs-params\">(<span class=\"hljs-type\">int<\/span> result[], <span class=\"hljs-type\">int<\/span> size, <span class=\"hljs-type\">int<\/span> num)<\/span> {\r\n    <span class=\"hljs-type\">int<\/span> carry = <span class=\"hljs-number\">0<\/span>;\r\n    <span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-type\">int<\/span> i = <span class=\"hljs-number\">0<\/span>; i &lt; size; i++) {\r\n        <span class=\"hljs-type\">int<\/span> product = result[i] * num + carry;\r\n        result[i] = product % <span class=\"hljs-number\">10<\/span>;\r\n        carry = product \/ <span class=\"hljs-number\">10<\/span>;\r\n    }\r\n    <span class=\"hljs-keyword\">while<\/span> (carry &gt; <span class=\"hljs-number\">0<\/span>) {\r\n        result[size] = carry % <span class=\"hljs-number\">10<\/span>;\r\n        carry \/= <span class=\"hljs-number\">10<\/span>;\r\n        size++;\r\n    }\r\n}\r\n\r\n<span class=\"hljs-type\">void<\/span> <span class=\"hljs-title function_\">factorial<\/span><span class=\"hljs-params\">(<span class=\"hljs-type\">int<\/span> n)<\/span> {\r\n    <span class=\"hljs-type\">int<\/span> result[MAX_SIZE] = {<span class=\"hljs-number\">0<\/span>};\r\n    result[<span class=\"hljs-number\">0<\/span>] = <span class=\"hljs-number\">1<\/span>;\r\n    <span class=\"hljs-type\">int<\/span> size = <span class=\"hljs-number\">1<\/span>;\r\n\r\n    <span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-type\">int<\/span> i = <span class=\"hljs-number\">2<\/span>; i &lt;= n; i++) {\r\n        multiply(result, size, i);\r\n    }\r\n\r\n    <span class=\"hljs-built_in\">printf<\/span>(<span class=\"hljs-string\">\"%d! = \"<\/span>, n);\r\n    <span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-type\">int<\/span> i = size - <span class=\"hljs-number\">1<\/span>; i &gt;= <span class=\"hljs-number\">0<\/span>; i--) {\r\n        <span class=\"hljs-built_in\">printf<\/span>(<span class=\"hljs-string\">\"%d\"<\/span>, result[i]);\r\n    }\r\n    <span class=\"hljs-built_in\">printf<\/span>(<span class=\"hljs-string\">\"\\n\"<\/span>);\r\n}\r\n\r\n<span class=\"hljs-type\">int<\/span> <span class=\"hljs-title function_\">main<\/span><span class=\"hljs-params\">()<\/span> {\r\n    factorial(<span class=\"hljs-number\">1000<\/span>);\r\n    <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-number\">0<\/span>;\r\n}\r\n<\/code><\/pre>\n<p>\u51fa\u529b\u306f\u6b21\u306e\u901a\u308a\u3067\u3059\uff1a<br \/>\n1000! = 402387260&#8230;\uff082568\u6841\u306e\u6570\u5b57\u304c\u3042\u308b\u304c\u3001\u4e00\u90e8\u7701\u7565\u3057\u3066\u3044\u308b\uff09<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C\u8a00\u8a9e\u3067\u306f\u30011000\u306e\u968e\u4e57\u306f\u975e\u5e38\u306b\u5927\u304d\u304f\u3066\u3001\u5909\u6570\u3067\u306f\u76f4\u63a5\u683c\u7d0d\u3067\u304d\u307e\u305b\u3093\u3002\u5927\u304d\u306a\u6574\u6570\u3092\u914d\u5217\u306b\u683c\u7d0d\u3057\u3001\u639b\u3051\u7b97\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306f1000\u306e\u968e\u4e57\u3092\u6c42\u3081\u308bC\u8a00\u8a9e\u306e\u30b3\u30fc\u30c9\u3067\u3059\uff1a #include &lt;stdio.h&#038;g [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-27495","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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