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<HTML><HEAD><TITLE>Projects</TITLE></HEAD><BODY bgcolor="#FFFFFF"> <a href="../index.html" target="_top"><img src="../icons/usins.gif" alt="Logo" align=right></a><b>Data Structures and Algorithms with Object-Oriented Design Patterns in Python</b><br><A NAME="tex2html2474" HREF="page111.html"><IMG WIDTH=37 HEIGHT=24 ALIGN=BOTTOM ALT="next" SRC="../icons/next_motif.gif"></A> <A NAME="tex2html2472" HREF="page81.html"><IMG WIDTH=26 HEIGHT=24 ALIGN=BOTTOM ALT="up" SRC="../icons/up_motif.gif"></A> <A NAME="tex2html2468" HREF="page109.html"><IMG WIDTH=63 HEIGHT=24 ALIGN=BOTTOM ALT="previous" SRC="../icons/previous_motif.gif"></A> <A NAME="tex2html2476" HREF="page611.html"><IMG WIDTH=43 HEIGHT=24 ALIGN=BOTTOM ALT="index" SRC="../icons/index_motif.gif"></A> <BR><HR><H1><A NAME="SECTION004500000000000000000">Projects</A></H1><P><OL><LI> Complete the implementation of the <tt>Array</tt> class given in Program <A HREF="page84.html#progarraya"><IMG ALIGN=BOTTOM ALT="gif" SRC="../icons/cross_ref_motif.gif"></A> to Program <A HREF="page88.html#progarraye"><IMG ALIGN=BOTTOM ALT="gif" SRC="../icons/cross_ref_motif.gif"></A>. Write a test suite to verify all of the functionality. Try to exercise every line of code in the implementation.<LI> Complete the implementation of the <tt>LinkedList</tt> class given in Program <A HREF="page98.html#proglinkedLista"><IMG ALIGN=BOTTOM ALT="gif" SRC="../icons/cross_ref_motif.gif"></A> to Program <A HREF="page108.html#proglinkedListj"><IMG ALIGN=BOTTOM ALT="gif" SRC="../icons/cross_ref_motif.gif"></A>. Write a test suite to verify all of the functionality. Try to exercise every line of code in the implementation.<LI> Change the implementation of the <tt>LinkedList</tt> class given in Program <A HREF="page98.html#proglinkedLista"><IMG ALIGN=BOTTOM ALT="gif" SRC="../icons/cross_ref_motif.gif"></A> to Program <A HREF="page108.html#proglinkedListj"><IMG ALIGN=BOTTOM ALT="gif" SRC="../icons/cross_ref_motif.gif"></A> by removing the <tt>_tail</tt> instance attribute. That is, implement the singly-linked list variant shown in Figure <A HREF="page97.html#figlinklist1"><IMG ALIGN=BOTTOM ALT="gif" SRC="../icons/cross_ref_motif.gif"></A> (a). Write a test suite to verify all of the functionality. Try to exercise every line of code in the implementation.<LI> Change the implementation of the <tt>LinkedList</tt> class given in Program <A HREF="page98.html#proglinkedLista"><IMG ALIGN=BOTTOM ALT="gif" SRC="../icons/cross_ref_motif.gif"></A> to Program <A HREF="page108.html#proglinkedListj"><IMG ALIGN=BOTTOM ALT="gif" SRC="../icons/cross_ref_motif.gif"></A> so that it uses a circular, singly-linked list with a sentinel as shown in Figure <A HREF="page97.html#figlinklist1"><IMG ALIGN=BOTTOM ALT="gif" SRC="../icons/cross_ref_motif.gif"></A> (c). Write a test suite to verify all of the functionality. Try to exercise every line of code in the implementation.<LI> The <tt>MultiDimensionalArray</tt> class given in Program <A HREF="page92.html#progmultiDimensionalArraya"><IMG ALIGN=BOTTOM ALT="gif" SRC="../icons/cross_ref_motif.gif"></A> to Program <A HREF="page93.html#progmultiDimensionalArrayb"><IMG ALIGN=BOTTOM ALT="gif" SRC="../icons/cross_ref_motif.gif"></A> only supports subscript ranges starting at zero. Modify the implementation to allow an arbitrary subscript base in each dimension.<LI> Design and implement a three-dimensional matrix class <tt>Matrix3D</tt> based on the two-dimensional class <tt>DenseMatrix</tt> given in Program <A HREF="page95.html#progdenseMatrixa"><IMG ALIGN=BOTTOM ALT="gif" SRC="../icons/cross_ref_motif.gif"></A> to Program <A HREF="page96.html#progdenseMatrixb"><IMG ALIGN=BOTTOM ALT="gif" SRC="../icons/cross_ref_motif.gif"></A><LI> A row vector is a <IMG WIDTH=35 HEIGHT=20 ALIGN=MIDDLE ALT="tex2html_wrap_inline60653" SRC="img638.gif" > matrix and a column vector is an <IMG WIDTH=36 HEIGHT=20 ALIGN=MIDDLE ALT="tex2html_wrap_inline60655" SRC="img639.gif" > matrix. Define and implement classes <tt>RowVector</tt> and <tt>ColumnVector</tt> as classes derived from the base class <tt>Array</tt> given in Program <A HREF="page84.html#progarraya"><IMG ALIGN=BOTTOM ALT="gif" SRC="../icons/cross_ref_motif.gif"></A> to Program <A HREF="page88.html#progarraye"><IMG ALIGN=BOTTOM ALT="gif" SRC="../icons/cross_ref_motif.gif"></A>. Show how these classes can be combined to implement the <tt>Matrix</tt> interface declared in Program <A HREF="page94.html#progmatrixa"><IMG ALIGN=BOTTOM ALT="gif" SRC="../icons/cross_ref_motif.gif"></A>.</OL><P><HR><A NAME="tex2html2474" HREF="page111.html"><IMG WIDTH=37 HEIGHT=24 ALIGN=BOTTOM ALT="next" SRC="../icons/next_motif.gif"></A> <A NAME="tex2html2472" HREF="page81.html"><IMG WIDTH=26 HEIGHT=24 ALIGN=BOTTOM ALT="up" SRC="../icons/up_motif.gif"></A> <A NAME="tex2html2468" HREF="page109.html"><IMG WIDTH=63 HEIGHT=24 ALIGN=BOTTOM ALT="previous" SRC="../icons/previous_motif.gif"></A> <A NAME="tex2html2476" HREF="page611.html"><IMG WIDTH=43 HEIGHT=24 ALIGN=BOTTOM ALT="index" SRC="../icons/index_motif.gif"></A> <P><ADDRESS><img src="../icons/bruno.gif" alt="Bruno" align=right><a href="../copyright.html">Copyright © 2003</a> by <a href="../signature.html">Bruno R. Preiss, P.Eng.</a> All rights reserved.</ADDRESS></BODY></HTML>⌨️ 快捷键说明
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