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	<title>MultiplyingByRotation/김회영 - Revision history</title>
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	<updated>2026-05-15T09:27:42Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://mediawiki.zeropage.org/index.php?title=MultiplyingByRotation/%EA%B9%80%ED%9A%8C%EC%98%81&amp;diff=34739&amp;oldid=prev</id>
		<title>imported&gt;Unknown at 05:23, 7 February 2021</title>
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		<updated>2021-02-07T05:23:49Z</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; #include&amp;amp;lt;iostream&amp;amp;gt;&lt;br /&gt;
 using namespace std; &lt;br /&gt;
 &lt;br /&gt;
 int base_return(int n); &lt;br /&gt;
 int exponent(int n,int radix); &lt;br /&gt;
 int change_number(int n,int radix); &lt;br /&gt;
 &lt;br /&gt;
 &lt;br /&gt;
 void main() &lt;br /&gt;
 { &lt;br /&gt;
 &lt;br /&gt;
 	cout&amp;amp;lt;&amp;amp;lt;&amp;quot;세 수 를 입력하세요 .&amp;quot;&amp;amp;lt;&amp;amp;lt;endl; &lt;br /&gt;
 	int radix; &lt;br /&gt;
 	int first_last; &lt;br /&gt;
 	int second_number; &lt;br /&gt;
 	cin&amp;amp;gt;&amp;amp;gt;radix&amp;amp;gt;&amp;amp;gt;first_last&amp;amp;gt;&amp;amp;gt;second_number; &lt;br /&gt;
 &lt;br /&gt;
 	int important=10;&lt;br /&gt;
 	int find_number=0; &lt;br /&gt;
 	int temp; &lt;br /&gt;
 	int base; &lt;br /&gt;
 &lt;br /&gt;
 	while(true) &lt;br /&gt;
 	{ &lt;br /&gt;
 &lt;br /&gt;
 		temp=change_number((important+first_last),radix)* change_number(second_number,radix); //radix형태로 입력된 수를 10진수 형태로 바꿔줍니다. &lt;br /&gt;
 		base = base_return(important+first_last); &lt;br /&gt;
 &lt;br /&gt;
 		if( temp == (first_last * exponent((base-1),radix) + change_number(important/10,radix)))//십진수 형태의 비교 실행..... &lt;br /&gt;
 		{ &lt;br /&gt;
 			find_number=(important + first_last) * second_number; &lt;br /&gt;
 			break; &lt;br /&gt;
 &lt;br /&gt;
 		} &lt;br /&gt;
 		&lt;br /&gt;
 		important+=radix; &lt;br /&gt;
 	} &lt;br /&gt;
 &lt;br /&gt;
 &lt;br /&gt;
 	cout&amp;amp;lt;&amp;amp;lt;&amp;quot;이동 곱셈 속성을 갖는 숫자중 가장 작은 첫번째 숫자의 자리갯수를 출력합니다.&amp;quot;; &lt;br /&gt;
 	cout&amp;amp;lt;&amp;amp;lt;endl; &lt;br /&gt;
 	cout&amp;amp;lt;&amp;amp;lt;base_return(find_number); &lt;br /&gt;
 	cout&amp;amp;lt;&amp;amp;lt;endl; &lt;br /&gt;
 } &lt;br /&gt;
 &lt;br /&gt;
 int base_return(int n)&lt;br /&gt;
 { &lt;br /&gt;
 	int count=1; &lt;br /&gt;
 	&lt;br /&gt;
 	while( n&amp;amp;gt;=10) &lt;br /&gt;
 	{ &lt;br /&gt;
 		n/=10; &lt;br /&gt;
 		count++; &lt;br /&gt;
 	} &lt;br /&gt;
 &lt;br /&gt;
 	return count; &lt;br /&gt;
 } &lt;br /&gt;
 &lt;br /&gt;
 int exponent(int n,int radix)&lt;br /&gt;
 { &lt;br /&gt;
 &lt;br /&gt;
 	int temp=1; &lt;br /&gt;
 	&lt;br /&gt;
 	for(int i=0;i&amp;amp;lt;n;i++) &lt;br /&gt;
 		temp*=radix; &lt;br /&gt;
 &lt;br /&gt;
 	return temp; &lt;br /&gt;
 } &lt;br /&gt;
 &lt;br /&gt;
  &lt;br /&gt;
 int change_number(int n,int radix) &lt;br /&gt;
 { &lt;br /&gt;
 	int temp = base_return(n);&lt;br /&gt;
 	int* k = new int[temp]; &lt;br /&gt;
 	int signi=0; &lt;br /&gt;
 &lt;br /&gt;
 	for(int j=temp ; j&amp;amp;gt;0 ; j--) &lt;br /&gt;
 	{ &lt;br /&gt;
 		k[j-1]=n%10; &lt;br /&gt;
 		n=n/10; &lt;br /&gt;
 	} &lt;br /&gt;
 &lt;br /&gt;
 	int c=temp;&lt;br /&gt;
 	&lt;br /&gt;
 	for(int i=0 ; i&amp;amp;lt;c; i++)//???왜그러지?? &lt;br /&gt;
 	{ &lt;br /&gt;
 		signi+=k[i] * exponent(temp-1,radix); &lt;br /&gt;
 		temp--; &lt;br /&gt;
 	} &lt;br /&gt;
 &lt;br /&gt;
 	return signi; &lt;br /&gt;
 }&lt;br /&gt;
&lt;/div&gt;</summary>
		<author><name>imported&gt;Unknown</name></author>
	</entry>
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