      considers the change making problem,
      in which a given sum is to be formed using coins of various denominations.
    </p>

    <p>
      <a href = "../../m_src/combination_lock/combination_lock.html">
      COMBINATION_LOCK</a>,
      a MATLAB program which
      simulates the process of determining the secret combination of a lock.
    </p>

    <p>
      <a href = "../../m_src/combo/combo.html">
      COMBO</a>,
      a MATLAB library which
      includes many combinatorial routines.
    </p>

