PPT-Arrays as pointers and other stuff

COP3275 Programming using c Diego J RiveraGutierrez Administrative stuff Quiz 7 will be take home Will be posted tomorrow at 5pm Will be due Friday at 1159pm through Canvas No late submissions. MPI and C-Language Seminars 2010. Seminar . Plan (1/3). Aim:. Introduce the ‘C’ Programming Language.. Plan to cover:. Basic C, and programming techniques needed for HPC coursework.. C-bindings for the Message Passing Interface (MPI).. 2 PREFACE This document is intended to introduce pointers to beginning programmers in the C programming language. Over several years of reading and contributing to various conferences on C including Keerthi. . Nelaturu. Functions. Also called as subroutines or procedures. Return statement. Example: . double power(double . val. , unsigned . pow. ) . { . double . ret_val. = 1.0; . unsigned i; . We’ll talk about today. Pointers. Arrays. Strings. Classes. “new” operator. Pointers. Stores the memory address where the data is stored. int. * . numberPointer. ;. Can access the data that is pointed to with *. Dr. Jose Annunziato. Variable Addresses. Variable declarations allocate enough bytes to hold the variable type. Each byte has a particular address. The address of the variable is the address of the first byte allocated for the variable. Pointers and Memory. References vs. Pointers, . Addresses, Pointer Arithmetic, . Pointers & Arrays, Stack & Heap memory. Learning & Development Team. http://academy.telerik.com. . Telerik Software Academy. Memory Management. Memory management. Arrays. Dynamic memory. Dynamic arrays and pointers. Building a vector class. Memory Management. Memory Requirements. code storage. data storage. Memory Management. CSE 2451. Rong. Shi. Arrays. Store many values of the same type in adjacent memory locations. Declaration <type> <name> [<size>] . Examples:. int. . rgb. [3];. double . percents. CSSE 332. Operating Systems. Rose-Hulman Institute of Technology. Announcements. Checkout the examples folder (in your svn repo and on the course website. . Instructions available at . Resources. => . COP3275 – Programming using c. Diego J. Rivera-Gutierrez. Administrative stuff. Quiz #6 was ??. Quiz #7 this Friday.. Will tell you what to expect on Wednesday.. Homework #5 . Any questions?. Functions. SourceLens.org Copyright. All rights reserved. Content Owner - Meera R (meera at sourcelens.org). What is array?. Array is nothing but a contiguous chunk of memory.. The name of the array is a pointer to the beginning of the chunk of memory array has.. , Floating Point Numbers. Serialization. Serialization is the concept of turning any data structure or objects into a stream of bytes.. In C, we lack proper objects so most of our data structures are already bytes in memory.. Required. : . PM. : . Ch. 6.5, . pgs. 73-75. Arrays. . Pointer . Basics. . Pointer . Tutorial (. Chps. 1-4. ). Recommended. : . K&R, . Chapter 5. BYU CS 224. Pointers and Arrays. 2. Outline. In this lesson, we will:. See that pointers to instances and arrays are identical. See how to . allocate and deallocate arrays of data. Learn how to use initialization and understand the costs.