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	<id>https://mediawiki.zeropage.org/index.php?action=history&amp;feed=atom&amp;title=3N%2B1Problem%2F%EA%B9%80%ED%9A%8C%EC%98%81</id>
	<title>3N+1Problem/김회영 - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://mediawiki.zeropage.org/index.php?action=history&amp;feed=atom&amp;title=3N%2B1Problem%2F%EA%B9%80%ED%9A%8C%EC%98%81"/>
	<link rel="alternate" type="text/html" href="https://mediawiki.zeropage.org/index.php?title=3N%2B1Problem/%EA%B9%80%ED%9A%8C%EC%98%81&amp;action=history"/>
	<updated>2026-05-14T18:37:14Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.39.8</generator>
	<entry>
		<id>https://mediawiki.zeropage.org/index.php?title=3N%2B1Problem/%EA%B9%80%ED%9A%8C%EC%98%81&amp;diff=83924&amp;oldid=prev</id>
		<title>Maintenance script: Repair pages found by live-compare batch 0001</title>
		<link rel="alternate" type="text/html" href="https://mediawiki.zeropage.org/index.php?title=3N%2B1Problem/%EA%B9%80%ED%9A%8C%EC%98%81&amp;diff=83924&amp;oldid=prev"/>
		<updated>2026-03-26T14:46:17Z</updated>

		<summary type="html">&lt;p&gt;Repair pages found by live-compare batch 0001&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
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				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 14:46, 26 March 2026&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;  //1. 3n+1문제  &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[[[[&lt;/del&gt;AOI스터디&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;]]]] &lt;/del&gt;  &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;  //1. 3n+1문제  &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;amp;#91;&amp;amp;#91;&amp;amp;#91;&amp;amp;#91;&lt;/ins&gt;AOI스터디&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;amp;#93;&amp;amp;#93;&amp;amp;#93;&amp;amp;#93; &lt;/ins&gt;  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;    &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;    &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;  #include&amp;amp;lt;iostream.h&amp;amp;gt;  &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;  #include&amp;amp;lt;iostream.h&amp;amp;gt;  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l47&quot;&gt;Line 47:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 47:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;----&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;----&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[3N+1Problem]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[3N+1Problem]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Maintenance script</name></author>
	</entry>
	<entry>
		<id>https://mediawiki.zeropage.org/index.php?title=3N%2B1Problem/%EA%B9%80%ED%9A%8C%EC%98%81&amp;diff=26787&amp;oldid=prev</id>
		<title>imported&gt;Unknown at 05:22, 7 February 2021</title>
		<link rel="alternate" type="text/html" href="https://mediawiki.zeropage.org/index.php?title=3N%2B1Problem/%EA%B9%80%ED%9A%8C%EC%98%81&amp;diff=26787&amp;oldid=prev"/>
		<updated>2021-02-07T05:22:16Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt; //1. 3n+1문제  [[[[AOI스터디]]]]  &lt;br /&gt;
  &lt;br /&gt;
 #include&amp;amp;lt;iostream.h&amp;amp;gt; &lt;br /&gt;
  &lt;br /&gt;
 int check(int n); &lt;br /&gt;
  &lt;br /&gt;
 void main() &lt;br /&gt;
 { &lt;br /&gt;
         int n1;    //입력받는 수1 &lt;br /&gt;
         int n2;    //입력받는 수2 &lt;br /&gt;
         int max=0; //최대길이의 사이클 길이를 저장한다.  &lt;br /&gt;
         cout&amp;amp;lt;&amp;amp;lt;&amp;quot;적당한 두 수를 입력하세요  ( 단.n1&amp;amp;lt;n2 )&amp;quot;&amp;amp;lt;&amp;amp;lt;endl; &lt;br /&gt;
         cin&amp;amp;gt;&amp;amp;gt;n1; &lt;br /&gt;
         cin.get(); &lt;br /&gt;
         cin&amp;amp;gt;&amp;amp;gt;n2; &lt;br /&gt;
         int temp = n2; &lt;br /&gt;
          &lt;br /&gt;
         for(int i= n2-n1 ; i &amp;amp;gt;=0 ; i--) &lt;br /&gt;
         { &lt;br /&gt;
                 if(check(temp)&amp;amp;gt;max) &lt;br /&gt;
                         max = check(temp); &lt;br /&gt;
                 temp--; &lt;br /&gt;
         } &lt;br /&gt;
          &lt;br /&gt;
         cout&amp;amp;lt;&amp;amp;lt;&amp;quot;숫자&amp;quot;&amp;amp;lt;&amp;amp;lt;n1&amp;amp;lt;&amp;amp;lt;&amp;quot;과&amp;quot;&amp;amp;lt;&amp;amp;lt;n2&amp;amp;lt;&amp;amp;lt;&amp;quot;사이의 최대 사이클길이는&amp;quot;&amp;amp;lt;&amp;amp;lt;max&amp;amp;lt;&amp;amp;lt;&amp;quot;입니다.&amp;quot;&amp;amp;lt;&amp;amp;lt;endl; &lt;br /&gt;
 } &lt;br /&gt;
  &lt;br /&gt;
 int check(int n)//사이클의 길이를 리턴하는 함수 &lt;br /&gt;
 { &lt;br /&gt;
         int count = 1;//사이클의 길이 가진다     &lt;br /&gt;
          &lt;br /&gt;
         while(n!=1) &lt;br /&gt;
         { &lt;br /&gt;
                 int temp = n%2; &lt;br /&gt;
                  &lt;br /&gt;
                 if(temp==0)//temp값이 짝수라면..  &lt;br /&gt;
                         n = n/2; &lt;br /&gt;
                 else //temp값이 홀수라면.. &lt;br /&gt;
                         n = ((3*n)+1); &lt;br /&gt;
          &lt;br /&gt;
                 count++; &lt;br /&gt;
         } &lt;br /&gt;
  &lt;br /&gt;
 return count; &lt;br /&gt;
 } &lt;br /&gt;
&lt;br /&gt;
----&lt;br /&gt;
[[3N+1Problem]]&lt;br /&gt;
&lt;/div&gt;</summary>
		<author><name>imported&gt;Unknown</name></author>
	</entry>
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