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    <title>Srand on Sobamemil</title>
    <link>https://blog.sobamemil.com/en/tags/srand/</link>
    <description>Recent content in Srand on Sobamemil</description>
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    <item>
      <title>C&#43;&#43; Programming Ch.4 Exercise 5 Solution</title>
      <link>https://blog.sobamemil.com/en/posts/059-%EB%AA%85%ED%92%88-c-programming-%EC%8B%A4%EC%8A%B5-%EB%AC%B8%EC%A0%9C-4%EC%9E%A5-5%EB%B2%88/</link>
      <pubDate>Wed, 04 Mar 2020 15:56:03 +0900</pubDate>
      <guid>https://blog.sobamemil.com/en/posts/059-%EB%AA%85%ED%92%88-c-programming-%EC%8B%A4%EC%8A%B5-%EB%AC%B8%EC%A0%9C-4%EC%9E%A5-5%EB%B2%88/</guid>
      <description>&lt;p&gt;&lt;b&gt;Problem:&lt;/b&gt;&lt;/p&gt;
&lt;p&gt;string 클래스를 이용하여 사용자가 입력한 영문 한 줄을 입력받고 글자 하나만 랜덤하게 수정하여 출력하는 프로그램을 작성하라.&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Objective &amp;amp; Hints:&lt;/b&gt;&lt;/p&gt;
&lt;p&gt;string 클래스로 문자열 다루기&lt;/p&gt;
&lt;p&gt;랜덤 정수를 발생시키기 위해 다음 두 라인의 코드가 필요하며, &lt;cstdlib&gt;와 &lt;ctime&gt; 헤더 파일을 include 해야 한다.&lt;/p&gt;
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          &lt;td&gt;1  2&lt;/td&gt;
          &lt;td&gt;srand((unsinged)time(0)); // 시작할 때마다, 다른 랜덤수를 발생시키기 위한 seed 설정  int n = rand(); // 0에서 RAND_MAX(32767) 사이의 랜덤한 정수 발생&lt;/td&gt;
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&lt;p&gt;&lt;b&gt;Execution Result:&lt;/b&gt;&lt;/p&gt;
&lt;p&gt;&lt;img loading=&#34;lazy&#34; src=&#34;https://img.sobamemil.com/posts/59/img_1.png&#34;&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Code:&lt;/b&gt;&lt;/p&gt;
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          &lt;td&gt;1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  24  25  26&lt;/td&gt;
          &lt;td&gt;#include &lt;iostream&gt;  #include &lt;string&gt;  #include &lt;cstdlib&gt;  #include &lt;ctime&gt;  using namespace std;    int main() {  string sent;  int n;  cout &amp;lt;&amp;lt; &amp;quot;아래 한 줄을 입력하세요.(exit를 입력하면 종료합니다)&amp;quot; ;  while(true){  srand((unsigned)time(0));  cout &amp;lt;&amp;lt; &amp;quot;\n&amp;gt;&amp;gt;&amp;quot;;  getline(cin,sent);  if(sent == &amp;quot;exit&amp;quot;) break;  int length = sent.length();  while(true){  n = rand()%length;  if(sent[n]!=&#39; &#39;)  break;  }  int a = rand()%25+95; // 임의의 문자 하나 선택  sent[n] = (char)a;  cout &amp;lt;&amp;lt; sent;  }  }&lt;/td&gt;
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&lt;p&gt;&lt;b&gt;Explanation:&lt;/b&gt;&lt;/p&gt;</description>
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    <item>
      <title>C&#43;&#43; Programming Ch.3 Exercise 6 Solution</title>
      <link>https://blog.sobamemil.com/en/posts/048-%EB%AA%85%ED%92%88-c-programming-%EC%8B%A4%EC%8A%B5-%EB%AC%B8%EC%A0%9C-3%EC%9E%A5-6%EB%B2%88/</link>
      <pubDate>Tue, 03 Mar 2020 16:20:43 +0900</pubDate>
      <guid>https://blog.sobamemil.com/en/posts/048-%EB%AA%85%ED%92%88-c-programming-%EC%8B%A4%EC%8A%B5-%EB%AC%B8%EC%A0%9C-3%EC%9E%A5-6%EB%B2%88/</guid>
      <description>&lt;p&gt;&lt;b&gt;Problem:&lt;/b&gt;&lt;/p&gt;
&lt;p&gt;문제 5번을 참고하여 짝수 정수만 랜덤하게 발생시키는 EvenRandom 클래스를 작성하고 EvenRandom 클래스를 이용하여 10개의 짝수를 랜덤하게 출력하는 프로그램을 완성하라.&lt;/p&gt;
&lt;p&gt;0도 짝수로 처리한다.&lt;/p&gt;
&lt;p&gt;&lt;a href=&#34;https://sobamemil.tistory.com/47&#34;&gt;2020/03/03 - [C++/명품 C++ programming] - 명품 C++ programming Exercise Problem 3장 5번&lt;/a&gt;&lt;/p&gt;
&lt;p&gt;[명품 C++ programming Exercise Problem 3장 5번&lt;/p&gt;
&lt;p&gt;Problem: 랜덤 수를 발생시키는 Random 클래스를 만들자. Random 클래스를 이용하여 랜덤 한 정수를 10개 출력하는 사례는 다음과 같다. Random 클래스가 생성자, next(), nextInRange()의 3개의 멤버 함수를 가지도..&lt;/p&gt;</description>
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