data structures and memory management
System Processes and Memory Management
Ngày tải lên :
02/10/2013, 09:20
... and data related to the program. This memory is controlled
directly by the processor in conjunction with the Memory Management Unit (MMU) and
is called physical memory, or random access memory ... command in the background:
$ sleep 500 &
Memory
Physical Memory (RAM) and Swap Space
All computers have central memory, or system memory, which has a sequence of
instructions (a program) and ... command.
3. From the current window, kill the cat command using the cat command’s process ID.
4. From the current window, determine the PID of the window in which the cat command was
running and...
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Tài liệu DATA STRUCTURES AND ALGORITHMS USING C# pdf
Ngày tải lên :
22/12/2013, 10:16
... ArrayList, and
Collection classes to the Stack and Queue classes and to the HashTable and
the SortedList classes. The data structures and algorithms student can now see
how to use a data structure ... Introduction to
Collections, Generics,
and the Timing Class
T
his book discusses the development and implementation of data structures
and algorithms using C#. The data structures we use in this book ... need to know and
understand. Given this, there is no formal analysis of the data structures and
algorithms covered in the book. Hence, there is not a single mathematical
formula and not one mention...
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Data Structures and Algorithms - Chapter 3 -STACK ppt
Ngày tải lên :
06/03/2014, 17:20
... (cont.)
<ErrorCode> Push (val DataIn <DataType>)
Pushes new data into the stack.
Pre DataIn contains data to be pushed.
Post If stack is not full, DataIn has been pushed in;
otherwise, ... Array)
Linked Implementation: linked stack.
11
Push data into a Linked Stack
1. Allocate memory for the new node and set up data.
2. Update pointers and count:
• Point the new node to the top node. ... Algorithm (cont.)
<ErrorCode> Push (val DataIn <DataType>)
// For Linked Stack
1. Allocate pNew
2. If (allocation was successful)
1. pNew-> ;data = DataIn
2. pNew->link = top
3. top =...
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Data Structures and Algorithms - Chapter 3 -Stack Applications pdf
Ngày tải lên :
06/03/2014, 17:20
... of data, and
which data need to be
push into the stack?
Goal Seeking (cont.)
Tasks depend on each goal seeking problem:
Determine what kind of data included in graph (format for nodes and ... or all solutions, if exists.
Two of 92 solutions of Eight Queens Problem
36
What kind of data, and which data need to be push into the stack?
Usage of an ADT’s Object
In some compilers,
- When ... any solution or all solutions, if exists.
32
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
What kind of data, and which data need to be push into the stack?
Priority of operators
Priority of the operators associated...
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Data Structures and Algorithms - Chapter 9: Hashing pot
Ngày tải lên :
06/03/2014, 17:20
... 2008
Cao Hoang Tru
CSE Faculty - HCMUT
Pseudorandom
Pseudorandom
Number Generator
Key
Random
Number
Modulo
Division
Address
y = ax + c
For maximum efficiency, a and c should be prime numbers
40
01 December ... 560010 → 66
Spreading the data more evenly across the address space
32
01 December 2008
Cao Hoang Tru
CSE Faculty - HCMUT
Collision Resolution
• Secondary clustering: data become grouped
along ... Linked list resolution
• Bucket hashing
27
01 December 2008
Cao Hoang Tru
CSE Faculty - HCMUT
Pseudorandom
• Example:
Key = 121267 a = 17 c = 7 listSize = 307
Address = ((17*121267 + 7) MOD 307 + 1
=...
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Data Structures and Algorithms – C++ Implementation ppt
Ngày tải lên :
06/03/2014, 17:20
... predecessor
dataIn contains data to be inserted
Post data have been inserted in sequence
Return true if successful, false if memory overflow
Insert Node
Allocate memory for the new node and set up data
Point ... NULL;
}
Node(
ItemType
data) {
Slide 14Faculty of Computer Science and Engineering – HCMUT
Node(
ItemType
data) {
this-> ;data = data;
this->next = NULL;
}
ItemType data;
Node<ItemType> *next;
};
Nodes – ... Node();
r-> ;data = 10;
q->next = r;
cout<< p->next-> ;data;
r
10
Insert Node Algorithm
1 allocate(pNew)
2 if (memory overflow)
1 return false
3 pNew -> data = dataIn
4 if (pPre...
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Data Structures and Algorithms - Chapter 6 -Recursion pot
Ngày tải lên :
15/03/2014, 17:20
... same
calculations over and over.
The amount of time used by the recursive function to
calculate F
n
grows exponentially with n.
Simple iteractive program: starts at 0 and keep only three
variables, ... Programmers must look at the big picture and leave the detailed
computations to the computer.
28
Subprogram implementation
5
Print List in Reverse
19
Recursion
14
Tree and Stack frames of function calls
6
Designing ... Simple iteractive program: starts at 0 and keep only three
variables, the current Fibonacci number and its two
predecessors.
39
Subprogram implementation
4
Fibonacci Numbers
34
Factorial: A recursive...
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Data Structures and Algorithms - Chapter 8: Heaps pptx
Ngày tải lên :
15/03/2014, 17:20
... (heap is not full) AND (more data in listOfData)
1. listOfData.Retrieve(count, newData)
2. data[ count] = newData
3. ReheapUp( count)
4. count = count + 1
3. if (count < listOfData.Size() )
1. ... current_position is exists) AND
(parent.key > DataIn .key)
1. data[ current_position] = parent
2. current_position = position of parent
3. data[ current_position] = DataIn
4. count = count + ... Chapter).
23
Build heap
Algorithm BuildHeap2 ()
Builds a heap from an array of random data.
Pre Array of count random data.
Post Array of data becames a heap.
Uses Recursive function ReheapDown.
1. position...
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Data Structures and Algorithms - Chapter 10: Sorting docx
Ngày tải lên :
15/03/2014, 17:20
... at i >= pivot, i can be increased.
• Otherwise, last_small is increased and two entries at position
last_small and i are swapped:
49
Selection Sort
24
Straight Insertion Sort
12
Sorting
4
31
Straight ... Sort
6
Bubble Sort
41
23
Heap Sort
33
Exchange Sort efficiency
43
Shell Sort
16
Sorting
5
Divice -and-
Conquer
•Quick
•Merge
•Bubble
•Quick
•Selection
•Heap
•Insertion
•Shell
•Natural Merge
•Balanced...
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Data Structures and Algorithms - Chapter 12: Multiway trees doc
Ngày tải lên :
15/03/2014, 17:20
... make room.
Pre node is pointer to node to contain data.
newEntry contains data to be inserted.
entryNdx is index to location for new data.
Post data have been inserted in sequence.
1 shifter = ... Trees
• Each node has m - 1 data entries and m subtree
pointers.
• The key values in a subtree such that
:
– >= the key of the left data entry
– < the key of the right data entry.
K
1
K
2
K
3
keys ... (val root <pointer>, val data <record>)
Inserts data into B-tree. Equal keys placed on right branch.
Pre root is a pointer to the B-tree. May be null.
Post data inserted.
Return pointer...
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Alfred v aho data structures and algorithms
Ngày tải lên :
19/03/2014, 13:32
...
http://www.ourstillwaters.org/stillwaters/csteaching/DataStructuresAndAlgorithms/mf1202.htm (2 of 40) [1.7.2001 18:58:59]
Data Structures and Algorithms: Table of Contents
Data Structures and Algorithms
Alfred V. Aho, ... input, and not
http://www.ourstillwaters.org/stillwaters/csteaching/DataStructuresAndAlgorithms/mf1201.htm (15 of 37) [1.7.2001 18:58:22]
Data Structures and Algorithms: CHAPTER 1: Design and Analysis ... possible.
http://www.ourstillwaters.org/stillwaters/csteaching/DataStructuresAndAlgorithms/mf1201.htm (14 of 37) [1.7.2001 18:58:22]
Data Structures and Algorithms: CHAPTER 1: Design and Analysis of Algorithms
w of newclr and examine the...
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Godrich, tamassia, mount data structures and algorithms in c++
Ngày tải lên :
19/03/2014, 14:08
... examples of data structure and algorithm analysi
s.
• We enhanced consistency with the C++ Standard Template Library (STL).
• We incorporated STL data structures into many of our data structures.
• ... study of data structures and algorithms.
We feel that the central role of data structure design and analysis in the curriculum
is fully justified, given the importance of efficient data structures ... classroom. For example, Dr. Goodrich has taught data structures
and algorithms courses, including Data Structures as a freshman-sophomore level
course and Introduction to Algorithms as an upper-level...
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