title: Converting words to numbers
body: <p>I have problem converting words into numbers like</p>
  <p>Input:</p>
  <blockquote>
  <p>Five Thousand Six Hundred Thirty two</p>
  </blockquote>
  <p>Output:</p>
  <blockquote>
  <p>5632</p>
  </blockquote>
  <p>How can I do this?</p>