pointer
Pointer in C
... program using p. Pointers to pointers are also frequently used in C to handle pointer parameters in functions. Pointers to Structures Containing Pointers It is also possible to create pointers to ... all pointers to a valid address before dereferencing them. Bug #2 - Invalid Pointer References An invalid pointer reference occurs when a pointer& apos;s value is referenced even th...
Ngày tải lên: 16/08/2012, 11:09
Pointers and Dynamic Arrays
... Addison-Wesley Defining Pointer Types To avoid mistakes using pointers, define a pointer type name Example: typedef int* IntPtr; Defines a new type, IntPtr, for pointer variables containing pointers ... our new pointer type defined as typedef int* IntPtr; Prevent this error in pointer declaration: int *P1, P2; // Only P1 is a pointer variable with IntPtr P1, P2; //...
Ngày tải lên: 12/09/2012, 22:51
Pointers and Linked Lists
... the pointers, but when it finds a node containing NULL, it knows it has come to the end of the list The value of a pointer that has nothing to point to The value of NULL is 0 Any pointer ... member variable that is a pointer that points to the next node in the list The first node is called the head The pointer variable head, points to the first node The pointer name...
Ngày tải lên: 12/09/2012, 22:54
Pointers. Arrays. Strings. Searching and sorting algorithms.
... algorithm described in Lecture 5 In this problem, you will re-implement the algorithm using pointers and pointer arithmetic. (a) The function shift element() takes as input the index of an array ... r r [ i ] = i v a l u e ; /∗ i n s e r t element ∗/ } Re-implement this function using pointers and pointer arithmetic instead of array indexing. /∗ i n t ∗ pElement − p o i n t e r to t...
Ngày tải lên: 25/04/2013, 08:07
Problem Set 4 – Solutions Pointers. Arrays. Strings. Searching and sorting algorithms.
... in Lecture 5 (slides 21-23). In this problem, you will re-implement the algorithm using pointers and pointer arithmetic. (a) The function shift element() takes as input the index of an array ... r r [ i ] = i v a l u e ; /∗ i n s e r t element ∗/ } Re-implement this function using pointers and pointer arithmetic instead of array indexing. /∗ i n t ∗ pElement − p o i n t e r to t h .....
Ngày tải lên: 25/04/2013, 08:07
Problem Set 5 – Solutions Pointers. Arrays. Strings. Searching and sorting algorithms
... Engineering and Computer Science 6.087: Practical Programming in C IAP 2010 Problem Set 5 – Solutions Pointers. Arrays. Strings. Searching and sorting algorithms. Out: January 19, 2010. Due: January ... the list. (c) Write the function struct node∗ find(struct node∗ head,int data) that returns a pointer to the element in the list having the given data. The function should return NUL...
Ngày tải lên: 25/04/2013, 08:07
Problem Set 6 Part 1: Pointers to pointers. Multidimensional arrays. Stacks and queues.
... and Computer Science 6.087: Practical Programming in C IAP 2010 Problem Set 6 Part 1: Pointers to pointers. Multidimensional arrays. Stacks and queues. Out: Wednesday, January 20, 2010. Due: ... supports very fast searching – the complexity of finding a string with m characters is O(m). (root) pointer array of childre � ✠ � ❇ ❇ ❇◆ "a" "c" � ✂ ✂ ✂✌ � ❇...
Ngày tải lên: 25/04/2013, 08:07
Problem Set 6 – Solutions Part 1: Pointers to pointers. Multidimensional arrays. Stacks and queues.
... Science 6.087: Practical Programming in C IAP 2010 Problem Set 6 – Solutions Part 1: Pointers to pointers. Multidimensional arrays. Stacks and queues. Out: Wednesday, January 20, 2010. Due: ... supports very fast searching – the complexity of finding a string with m characters is O(m). (root) pointer array of childre � ✠ � ❇ ❇ ❇◆ "a" "c" � ✂ ✂ ✂✌ � ❇...
Ngày tải lên: 25/04/2013, 08:07
Problem Set 6 Part 2: Function pointers, hash table
... 2: Function pointers, hash table Out: Thursday, January 21, 2010. Due: Friday, January 22, 2010. Problem 6.1 In this problem, we will use and create function that utilize function pointers. ... pa,void∗pb)) . The function takes a pointer to the start of the array ’arr’, the number of elements ’num’ and size of each element. In addition it takes a function pointer ’fp’ that takes two...
Ngày tải lên: 25/04/2013, 08:07
Problem Set 6 – Solutions Part 2: Function pointers, hash table
... 2: Function pointers, hash table Out: Thursday, January 21, 2010. Due: Friday, January 22, 2010. Problem 6.1 In this problem, we will use and create function that utilize function pointers. ... pa,void∗pb)) . The function takes a pointer to the start of the array ’arr’, the number of elements ’num’ and size of each element. In addition it takes a function pointer ’fp’ that takes two...
Ngày tải lên: 25/04/2013, 08:07
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