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    <title>포맷플래그 on Sobamemil</title>
    <link>https://blog.sobamemil.com/en/tags/%ED%8F%AC%EB%A7%B7%ED%94%8C%EB%9E%98%EA%B7%B8/</link>
    <description>Recent content in 포맷플래그 on Sobamemil</description>
    <image>
      <title>Sobamemil</title>
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      <title>C&#43;&#43; Programming Ch.11 Exercise 6 Solution</title>
      <link>https://blog.sobamemil.com/en/posts/137-%EB%AA%85%ED%92%88-c-programming-%EC%8B%A4%EC%8A%B5-%EB%AC%B8%EC%A0%9C-11%EC%9E%A5-6%EB%B2%88/</link>
      <pubDate>Fri, 27 Mar 2020 15:55:33 +0900</pubDate>
      <guid>https://blog.sobamemil.com/en/posts/137-%EB%AA%85%ED%92%88-c-programming-%EC%8B%A4%EC%8A%B5-%EB%AC%B8%EC%A0%9C-11%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;다음과 같이 정수, 제곱, 제곱근의 값을 형식에 맞추어 출력하는 프로그램을 작성하라.&lt;/p&gt;
&lt;p&gt;필드의 간격은 총 15칸이고 제곱근의 유효 숫자는 총 3자리로 한다.&lt;/p&gt;
&lt;p&gt;빈칸은 모두 underline(_) 문자로 삽입한다.&lt;/p&gt;
&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/137/img_1.png&#34;&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Objective &amp;amp; Hints:&lt;/b&gt;&lt;/p&gt;
&lt;p&gt;cout으로 포맷 출력 응용 연습&lt;/p&gt;
&lt;p&gt;제곱근을 구하려면 &lt;cmath&gt; 헤더 파일을 include 하고 sqrt(double x) 함수를 호출하면 됩니다.&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&lt;/td&gt;
          &lt;td&gt;#include &lt;iostream&gt;  #include &lt;cmath&gt;  #include &lt;iomanip&gt;  using namespace std;    void showNumber(const double &amp;amp;num){  cout &amp;lt;&amp;lt; setw(15) &amp;lt;&amp;lt; setfill(&#39;_&#39;) &amp;lt;&amp;lt; num;  }    void showSqrt(const double &amp;amp;num){  cout &amp;lt;&amp;lt; setprecision(3) &amp;lt;&amp;lt; setw(15) &amp;lt;&amp;lt; setfill(&#39;_&#39;) &amp;lt;&amp;lt; sqrt(num) &amp;lt;&amp;lt; endl;  }    int main() {  cout.setf(ios::left);  cout &amp;lt;&amp;lt; setw(15) &amp;lt;&amp;lt; &amp;quot;Number&amp;quot;;  cout &amp;lt;&amp;lt; setw(15) &amp;lt;&amp;lt; &amp;quot;Square&amp;quot;;  cout &amp;lt;&amp;lt; setw(15) &amp;lt;&amp;lt; &amp;quot;Square Root&amp;quot; &amp;lt;&amp;lt; endl;  for(double i=0; i&amp;lt;=45; i+=5){  cout.precision(4);  showNumber(i); // Number 출력  showNumber(i*i); // Square 출력  showSqrt(i); // Square Root 출력  }  }&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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