title: Align text and change amount of spaces
body: <p>I'm trying to format my string, becouse i have two strings one that contain: "1" and the </p>
  
  <p>second that contain: "test" and want to  output the whole string with space as: </p>
  
  <p><strong>1   test</strong></p>
  
  <p>i did that by saying: </p>
  
  <pre><code>printf("%-10s %s", "1", "test");
  </code></pre>
  
  <p>but how do i change the space  " %-10s " without changing the format?</p>
  
  <pre><code>int amount_of_space = 10;
  
  like: printf("%-*s %s", "1", "test", amount_of_space) 
  </code></pre>
  
  <p>how do i do that??? in C or C++, please help me out</p>