title: Command line arguments, reading a file
body: <p>If i entered into the command line
  C: myprogram myfile.txt</p>
  
  <p>How can I use myfile in my program. Do I have to scanf it in or is there an arbitrary way of accessing it.</p>
  
  <p>My question is how can I use the myfile.txt in my program. </p>
  
  <pre><code>int
  main(){
      /* So in this area how do I access the myfile.txt 
      to then be able to read from it./*
  </code></pre>