errata.txt

经典数据结构书籍 数据结构C＋＋语言描述 的源代码 很难找的哦

Errata for Ford/Topp Data Structures with C++

Page 10:  Line 2
replace     
 const float PI = 3.12152;
with
const float PI = 3.12159;

Page 18:  Second  paragraph  
replace 
between an ordered list and on SeqList. 
with
between an ordered list and an SeqList. 

Page 19: Line 2
replace
Preconditions:  None
with
Preconditions:  The list is ordered

Page 102:  In EXAMPLE
replace     
 cwater.GetLowTemp	and	fwater.GetHighTemp
with
cwater.GetLowTemp()	and	fwater.GetHighTemp()

Page 103:  in constructor code
add a comma to separate highTemp(h) and lowTemp(l)
Temperature::Temperature(float h, float l) : highTemp(h),
lowTemp(l) 

Page 128: The constructor should read

		Student(int studid, int studgradepts, int studunits);

Page 135: The first constructor should read

		Grade(char student[], float tscore);

Page 174: in the operator == code, change the return value

return !strcmp(A.filmName, B.filmName);

Page 180: Change question 4.12 (a) by adding the line n = L.GetData(0)*2 and modifying Find

n = L.DeleteFront();
L.Insert(n);
n = L.GetData(0)*2;
if (L.Find(n))
    L.Delete(16);

Page 182: Fix question 4.3.
replace
may exceed system heap capacity
with
may exceed system stack capacity

Page 182:  Delete the last paragraph.  It is a simple repeat of text

"Write a program ... is O(n2)"
 
Page 214: The declaration of maleDancers and femaleDancers in the main program should read

		Queue maleDancers, femaleDancers;

Page 223:  6 lines from bottom of page
replace
PQuene
with
PQueue

Page 229:  middle of page 
replace
while (!fin. >> ch)
with
while (fin >> ch)

Page 246:  first four lines of the page  replace array name a with arr 
replace
a(n++) = S.Pop()		and	S.Push(a[i]);
with
arr(n++) = S.Pop()	and	S.Push(arr([i])

Page 248: Move the graph on the bottom of the page between the paragraphs
51Assume the priority queue list contains integer values with the less than operator A<@ defining the priority order.  The current list contains the elements
<Place graph here>
By tracing ...

Page 280:
The second line should read

ModClass Inverse(ModClass& x);

Page 283: Line 7
replace 
(ostream istr,
with
(ostream ostr,

Page 304: in the function MathOperator, switch the words right and left in the comments
replace
// get left operand	and		// get right operand
with
// get right operand	and		// get left operand

Page 309: last part of question 7.2
replace
n > 4
with
n >= loc

Page 311:  Fix the comment in middle of question 7.6
replace
// relational operators.  "==" and "<" must
with
// relational operator "==" must

Page 373:  last line
replace
cout << Q << endl;
with
cout << R << endl;

Page 374: part (f) of question 8.8  Insert a * before the variable c
replace
c = DynamicType<char> (char(int(Q)));
cout << c << char(c) << int(c) << endl;
with
*c = DynamicType<char> (char(int(Q)));
cout << *c << char(*c) << int(*c) << endl;


Page 379: fix the declaration of function CapLine in question 8.3
replace 
void CapLine(
with
int CapLine(

Also add one line at the end of part (a)
CapLine returns 0 if end of file is reached and 1 otherwise.

Page 380:  in question 8.8   replace the name S with the name source
replace
characters of S starting at index pos.  If fewer ...  exist in the tail of S
with 
characters of source starting at index pos.  If fewer ...  exist in the tail of source


Page 380:  last line on the page
delete words  pointer to
allocate space for n String objects. 

Page 381: last sentence in question 8.9
replace
Traverse your array of string pointers
with
Traverse your array of strings

Page 433: 5th line from the bottom.  Add a statement for variable result. 		

int SeqList<T>::Find(T& item)
{
      int result = 0;
      // search for the item in list. ....

Page 468:  4th last line.  Add blank spaces
replace
if (head != NULL&& head->NextNode() !=NULL)
with
if (head != NULL && head->NextNode() != NULL)

Page 470:  remove the word const from functions in both 9.16 and 9.17
replace 
void Split(const LinkedList<T>& L, LinkedList<T>& L1,
with
void Split(LinkedList<T>& L, LinkedList<T>& L1,


replace 
void OddEven(const LinkedList<int>& L, LinkedList<int>& L1,
with
void Split(LinkedList<int>& L, LinkedList<int>& L1,

Page 472: Fix misspelling in question 9.26
replace
T PeakRear(void);
with
T PeekRear(void);



Page 473: last sentence in question 9.31 (c).  add the phrase a pointer to 
replace
Return the header if elem
with
Return a pointer to the header if elem

Page 476:  In question 9.9
replace	
Programming Exercise 902
with 
Programming Exercise 9.2

Page 476:  5th last line on the page
replace
while (n > 1);
with
while (n > 1 || nc != 0);

Page 477: 2nd last line
replace
Written Exercise 9.12 and 9.13
with
Written Exercise 9.11 and 9.12

Page 579. Middle of the page.   replace tree with rhs
replace
root = CopyTree(tree.root);		and   		size = tree.size;
with
root = CopyTree(rhs.root);		and 		size = rhs.size;

Page 603: Declaration of InorderAssign  in 11.7 (c)
replace
Array<int>& A, int i);
with
Array<int>& A, int& i);		

Page 604: Fix question 11.8 (b) (1)
replace
a + b = c * d + e
with	
a + b - c * d + e

Page 604: 5th line from the bottom.  Redefine the function BuildExpTree

TreeNode<char> *BuildExpTree(char * &exp);

Page 633: After the 3rd line at the top of the page
List(void);
add
virtual ~List(void);

Page 643: The first line of run, replace 70 by 60. It should read

Sales person 300    Total Units Sold 60

Page 675: remove method Delete in line 4

Page 675: paragraph 1 should read

The method Insert places elt in the middle of the list. Note that Delete from the base class SeqList deletes a given value from the list. Develop the implementation of MidList and use it in the following test program.

Page 755: The fourth line of text should read

		to identify a minimum path that connects a starting vertex, sVertex, with

Page 767:  Fix the Head (A) and Heap (B) data in question 13.13

(a)	insert 15			(a)	delete 15
(b)	insert 35			(b)	insert 35
(c)	delete 5			(c)	insert 65
(d)	insert 40			(d)	delete 20
(e)	insert 10			(e)	delete 22
       (f)	insert 5

Page 769:  add an include statement 9 lines from the bottom of the page
#include "treeprnt.h"

Page 774.  In question 13.3
replace
Program 13.3
with	
Program 13.2

Page 775: Fix the last lines for question 13.9
replace
The following is the declaration of the operator and an example of its use.
with
When used as a postincrement operator, its declaration is
void  operator++ (int);

Page 776: First line
replace
Traverse a binary search tree
with
Traverse a binary search tree as follows:

Page 776:  In the declaration of LevelorderIterator in question 13.10
replace
LevelorderIterator(Treenode<T>* lst);
with
LevelorderIterator(Treenode<T>* t);

Page 776:  The data and graph for question 13.10 needs to be fixed
replace
{100,55,135,145,25,106,88,90,5,26,67,45,99,33};
with
{100,55,135,145,25,106,88,5,26,33,45,63,142,33};


Fix the bottom of the graph

33			   33
          /         \	      becomes	         \
        33       45			           45
         /
       33
Page 787:

The box labeled M-R should be labeled L-R.

Page 791:  In the middle of the page, part of the program was not indented
if (high - low == 1)
{
       if (A[high] < A[low])
Swap(A[low],A[high]);
       return;
}

Page 792:  Delete the second last  >}@ just above the solid line separating the program from text

Page 818: The last line of the page should read

	f.read((char *)A, 20*sizeof(int));

Page 861.  Put an (*) at the end of both exercise 14.11 and 14.12.  This will make reference to the following note that must be added.

(*) The DeleteFront method of the LinkedList class uses the declaration
T frontItem;
      The KeyValue class does not have a default constructor.  Redefine DeleteFront as follows:
T& DeleteFront(void);
      Use the new class. 

Fix Answers to Selected Written Exercises

Page 872:  Replace 8.8 (c) with
The first statement is incorrect because the class does not have a default constructor.
Allocates a single object of type DynamicType<char>. The char value is >A=.

Page 873: Replace 9.1 (d) with     8  8
   Replace 9.1(e) with   77  77

Page 874:  9.7 (a) needs a redefinition of InsertFront

template <class T> void InsertFront (Node<T>& header, T item)

Page 875:  The definition of the DeleteNodeRight function has some errors.  Replace  next  with  right   and add a return statement;

     {
DNode<T> *tempPtr = right;  // save address of node
if (right == this)
return NULL;  // we point to ourselves. quit!
// current node points to successor of tempPtr.
right = tempPtr->right;
// successor of tempPtr points back to curr node
tempPtr->right->left = this;
return tempPtr;
       }

Page 879:   In row 3 of 13.13, 
replace
Insert 35:  10  25  15  35  50  20  35
with	
Insert 35:  5  10  15  25  50  20  35


Page 879:   Fix 13.16 (c)  
replace
Aaehpify@
with	
Aaefpilhy@
Page 879:   Fix 13.23 (b)  
replace
Depth-first:  A E D C	Breadth-first:	A  C  D  E
with	
Depth-first:  A D C	Breadth-first:	A  C  D

Page 880:  The graph for 14.14 () must be fixed. The elements of each linked list were inserted at the front rather than the rear of the list. The algorithm described in the text inserts each element at the rear of its corresponding list. For the list at index 3 should be 257 _ 567 instead of 567 _ 257.

Page 880: The entries in 14.24(a) should be

33   7   1  3   13   -1   12   4   34   -1   38   6   27   -1   22   -1  Empty   -1    Empty   -1   Empty  -1