         Donald Kreher, Douglas Simpson,<br>
          Combinatorial Algorithms,<br>
          CRC Press, 1998,<br>
          ISBN: 0-8493-3988-X,<br>
          LC: QA164.K73.
        </li>
        <li>
          Silvano Martello, Paolo Toth,<br>
          Knapsack Problems: Algorithms and Computer Implementations,<br>
          Wiley, 1990,<br>
          ISBN: 0-471-92420-2,<br>
          LC: QA267.7.M37.
        </li>
      </ol>
    </p>

    <h3 align = "center">
      Source Code:
    </h3>

    <p>
  