Foundations of Programming Part II

Dhaka University of Engineering & Technology(DUET)

Typecasting in c

Tushar Shende

Typecasting in C allows changing the data type of a variable, regardless of its original definition. When a variable is typecast to a new type, the compiler treats it as the new type. In the example, dividing two integers results in 0, but casting them to floats first results in the actual quotient of 0.625. Typecasting can be implicit, letting smaller types automatically cast to larger ones in expressions, or explicit using cast operators like (int) or (float). Explicit casts have higher priority and force a specific conversion.

Precedence and associativity (Computer programming and utilization)

Digvijaysinh Gohil

The document discusses features of the C programming language. It describes C as a general purpose, structured language that uses English keywords and is compatible across machines. It also notes that C has few keywords, supports pointers, dynamic memory allocation, modular programming, and is extensible via library functions. The document also discusses operator precedence and associativity in C as well as implicit and explicit type casting.

C intro

Kamran

C is a structured programming language that supports modularity through functions. It uses header files for precompiled code and functions. The main function acts as the program entry point. Comments improve readability. C supports primitive data types, user-defined types like structures, and arrays as aggregate data types. Control flow is managed through selection statements like if-else and repetition statements like for, while, and do-while loops. Pointers store addresses of variables and are used for call by reference.

Lecture03(c expressions & operators)

The document discusses C operators and expressions. It covers the different categories of C operators like arithmetic, relational, logical, bitwise, assignment, increment/decrement, and conditional operators. It explains operator precedence and associativity rules. It also discusses type conversion in C expressions, including implicit and explicit type conversion. The key topics covered are C operators, expression evaluation order, and type conversions.

C is a structured programming language developed in 1973. Keywords are reserved words that have special meaning in C and cannot be used as variable names. There are 32 keywords in C like int, float, char, if, else, for that indicate data types or control flow. C supports primary data types like int, float, char and secondary types like arrays, structures, and pointers. Format specifiers like %d, %f, %c are used to access different data types. Storage classes provide information about scope and lifetime of variables. Loops like while are used for iterative execution based on a condition.

Operators in C Programming

Jasleen Kaur (Chandigarh University)

CP Handout#3

Lecture 18 - Pointers

Operators in c programming

savitamhaske

datatypes and variables in c language

This document provides an overview of basic concepts in C programming including data types, variables, constants, and storage classes. It discusses the basic structure of a C program and sections like main(), functions, and declarations. It describes various data types in C like integer, float, character, and string. Rules for identifiers, keywords, and comments are also covered. The document explains variable declaration and assignment as well as constants like integer, real, character, string and escape sequences. Storage classes and scope of variables are discussed.

Type conversion

Frijo Francis

Type conversion in C provides two methods: implicit type conversion which occurs automatically during expressions, and explicit type conversion using cast expressions. Implicit conversion occurs when different types are used in expressions, such as when an int is used in a calculation with a float. The usual arithmetic conversions implicitly promote operands to the smallest type that can accommodate both values. Explicit casting uses cast operators to force a type conversion.

Basic of c &c++

guptkashish

Variables

Variables in C can be used to store and represent data in memory locations. Variable names are unique identifiers that symbolically represent these memory locations. Variables must follow certain naming conventions in C, such as only using letters, digits, and underscores, and not starting with an underscore. Variables can be declared to let the compiler know they exist without defining them, and must be defined only once per scope to allocate storage space and assign a value. Declaration provides type information, while definition performs both type specification and allocation.

Lecture 9- Control Structures 1

C ppt

jasmeen kr

Programming in C (part 2)

SURBHI SAROHA

This document provides an overview of various programming concepts in C including sequencing, alterations, iterations, arrays, string processing, subprograms, and recursion. It discusses each topic at a high level, providing examples. For arrays, it describes how to declare and initialize arrays in C and provides a sample code to initialize and print elements of an integer array. For recursion, it explains the concept and provides a recursive function to calculate the factorial of a number as an example.

Data structure week 2

karmuhtam

This document discusses data structures and arrays. It covers one-dimensional arrays, how they are initialized and indexed, and their relationship to pointers. Pointers can be used to reference array elements, and arrays can be passed as arguments to functions by passing their address. The document also provides examples of using arrays, including an example of bubble sort to sort an array and examples of dynamically allocating memory for arrays using calloc() and malloc().

Csc240 -lecture_5

Ainuddin Yousufzai

This document outlines a lecture on operators and expressions in C++. It discusses assignment, arithmetic, relational, logical, bitwise and other operators. It provides examples of how to use increment/decrement, arithmetic assignment, relational comparison and logical operators. The document also explains order of precedence in evaluating arithmetic expressions and different statement types in C++.

Type casting

simarsimmygrewal

This document discusses type casting in Java. It explains that casting can be widening or narrowing. Widening casting converts a primitive type to a larger type and is safe, while narrowing casting converts to a smaller type and can lose data, requiring an explicit cast. It also discusses casting between classes, which is possible if they are related by inheritance, and how casting allows generalization to a super class or specialization to a subclass.

Type casting in c programming

Rumman Ansari

Type casting is converting a variable from one data type to another. It is done explicitly using a cast operator like (type_name). It is best to cast to a higher data type to avoid data loss as casting to a lower type may truncate the value. There are two types of casting in C - implicit casting which happens automatically during assignment, and explicit casting which requires a cast operator. Implicit casting is done when assigning a value to a compatible type while explicit casting is needed when types are incompatible.

COM1407: C Operators

Hemantha Kulathilake

Variables, Data Types, Operator & Expression in c in detail

gourav kottawar

This document provides an overview of variables, data types, operators, and expressions in C programming. It covers C's character set and tokens. It describes the different data types like integer, floating point, character, and string. It also discusses variables, declarations, definitions, and user-defined types. The document outlines the various operators in C including arithmetic, relational, logical, increment/decrement, bitwise, assignment, and conditional operators. It explains type conversions, both implicit and explicit, in expressions. Finally, it covers operator precedence and associativity rules for evaluating expressions in C.

CP Handout#9

Jasleen Kaur (Chandigarh University)

This document discusses writing a C program to add two matrices using a two-dimensional array. It includes the theory of multi-dimensional arrays in C, a flowchart showing the process of adding matrices, an algorithm describing the steps, sample code to add two 2x2 matrices, example input/output, and concludes by stating the learning outcomes of understanding how to declare and use multi-dimensional arrays to solve problems like adding matrices.

Structure & Union in C++

Davinder Kaur

This document discusses structures and unions in C++. It defines a structure as a collection of related data items of different types stored together in memory. Structures allow defining custom data types that group various member variables. Unions also define custom data types but allow different types of variables to share the same memory space, taking up only as much space as its largest member. The document provides examples of declaring, defining, initializing, accessing members, and using structures and unions in C++ programs. It also compares the key differences between structures and unions.

Introduction to C programming language. Coding

TanishqGosavi

The document discusses variables in C programming. It explains that variables are used to store data values like numbers and characters. It describes different variable types like int, float, and char. It also discusses how to declare variables by specifying the type and assigning a value. Format specifiers are used with printf() to tell the compiler what type of data the variable is storing. Operators like arithmetic, assignment, comparison, and logical operators can be used to perform operations on variables.

2.overview of c++ ________lecture2

Warui Maina

This document provides an introduction to C++ programming. It covers basic concepts like variables, data types, input/output statements, conditional statements, loops, arrays, functions, and classes. Some key points: - A C++ program consists of variable declarations, input/output statements, computations, and printing output. Comments begin with //. - Variables are declared with a data type like int or double followed by the name. Input is done with cin and output with cout. - Conditional statements like if-else and loops like while are used to control program flow. Boolean conditions use comparison and logical operators. - Arrays allow storing multiple values of a type. Functions can be predefined or programmer-

What's hot

Keywords in c language

Joydeep16

Operators in C Programming

CP Handout#3

Lecture 18 - Pointers

Operators in c programming

savitamhaske

datatypes and variables in c language

Type conversion

Frijo Francis

Basic of c &c++

guptkashish

Variables

Lecture 9- Control Structures 1

C ppt

jasmeen kr

Programming in C (part 2)

SURBHI SAROHA

Data structure week 2

karmuhtam

Csc240 -lecture_5

Ainuddin Yousufzai

Type casting

simarsimmygrewal

Type casting in c programming

Rumman Ansari

COM1407: C Operators

Hemantha Kulathilake

Variables, Data Types, Operator & Expression in c in detail

gourav kottawar

CP Handout#9

Structure & Union in C++

Davinder Kaur

What's hot (20)

Keywords in c language

Operators in C Programming

CP Handout#3

Lecture 18 - Pointers

Operators in c programming

datatypes and variables in c language

Type conversion

Basic of c &c++

Variables

Lecture 9- Control Structures 1

C ppt

Programming in C (part 2)

Data structure week 2

Csc240 -lecture_5

Type casting

Type casting in c programming

COM1407: C Operators

Variables, Data Types, Operator & Expression in c in detail

CP Handout#9

Structure & Union in C++

Similar to Foundations of Programming Part II

Introduction to C programming language. Coding

TanishqGosavi

2.overview of c++ ________lecture2

Warui Maina

Savitch Ch 17

Terry Yoast

The document discusses templates in C++. It explains that templates allow functions and classes to work with different data types. Templates for functions are defined using a template prefix with type parameters, like <class T>. This allows a single function definition to handle multiple types. Similarly, class templates allow class definitions to work for multiple types. Examples show template functions for swapping values and sorting arrays, as well as a template Pair class to hold two values of the same type.

Introduction to Basic C programming 01

Wingston

Here is a C program to produce a spiral array as described in the task: #include <stdio.h> int main() { int n = 5; int arr[n][n]; int num = 1; int rowBegin = 0; int rowEnd = n-1; int colBegin = 0; int colEnd = n-1; while(rowBegin <= rowEnd && colBegin <= colEnd) { // Top row for(int i=colBegin; i<=colEnd; i++) { arr[rowBegin][i] = num++; } rowBegin++; // Right column for(int i=rowBegin;

Savitch ch 17

Terry Yoast

The document discusses templates in C++. It explains that templates allow functions and classes to work with different data types through type parameters. It provides examples of template functions like swap_values that can swap values of any type. It also demonstrates a template class Pair that can hold two values of the same type. The document discusses how to define template functions and classes as well as how to declare and use objects based on template classes.

23UCACC11 Python Programming (MTNC) (BCA)

ssuser7f90ae

This document provides an overview of key Python concepts including numbers, strings, variables, lists, tuples, dictionaries, and sets. It defines each concept and provides examples. Numbers discusses integer, float, and complex data types. Strings covers string operations like accessing characters, concatenation, formatting and methods. Variables explains variable naming rules and scopes. Lists demonstrates accessing, modifying, and sorting list elements. Tuples describes immutable ordered collections. Dictionaries defines storing and accessing data via keys and values. Sets introduces unordered unique element collections.

Advanced VB: Review of the basics

robertbenard

This document reviews basic programming concepts in Visual Basic such as variables, arrays, loops, and decisions. It provides examples of how to declare variables and constants, define arrays and loop through their elements, use different loop structures like While and For Each, and make decisions with If/Then/Else statements or Select Case. The goal is to refresh knowledge of these fundamentals before exploring more advanced Visual Basic topics in the course.

Advanced VB: Review of the basics

robertbenard

Templates

Pranali Chaudhari

C++ supports templates to implement generic programming. Templates allow generating a family of classes or functions to handle different data types. A class created from a class template is called a template class. The process of creating a template class is known as instantiation. Like other functions, template functions can be overloaded. Non-type parameters can also be used as arguments for templates.

Notes(1).pptx

InfinityWorld3

This document provides information on various .NET and C# concepts: 1. It begins with an example C# program that multiplies two numbers and prints the result, demonstrating basic program structure and comments. 2. It then covers identifiers, keywords, single-line and multi-line comments in C#, and the differences between value types and reference types. 3. The document concludes by discussing object-oriented programming concepts in C# like classes, constructors, destructors, methods, inheritance, polymorphism, abstraction, interfaces, and abstract classes.

What is Paython.pptx

Parag Soni

Python is a popular programming language used for various applications from simple tasks like plotting to complex tasks like machine learning. It has a simple syntax that makes it easy to learn. Variables in Python refer to values stored in memory and can be of different data types like numbers, strings, and lists. Objects are collections of data that can be manipulated using methods. Classes define blueprints for objects that share variables and methods. Python uses basic syntax rules for defining variables, functions, and calling functions. It supports common data types and operators for carrying out computations. Input/output functions allow user input and printing output. Conditionals like if/else statements and loops like for and while loops allow adapting code based on conditions.

what-is-python-presentation.pptx

Vijay Krishna

Bsc cs i pic u-4 function, storage class and array and strings

The document discusses arrays and functions in C programming. It defines arrays as groups of related data items that share a common name. One-dimensional and multi-dimensional arrays are described. Functions are defined as reusable blocks of code that can take input arguments and return values. The key elements of functions like return values, arguments, and function calls are explained. Common string handling and mathematical functions are also summarized.

Dti2143 chapter 5

alish sha

This document discusses functions in C programming. It defines a function as a section of code that performs a specific task. Functions make programming simpler by splitting problems into smaller, more manageable sub-problems. The key advantages are that problems can be viewed at a smaller scope, program development is faster, and programs are easier to maintain. There are two types of functions - library functions provided by the language and user-defined functions written by the programmer. Functions can take parameters, perform operations, and return values. Well-structured functions are important for organizing code and solving complex problems.

Data structure and algorithm

Trupti Agrawal

The document discusses data structures and algorithms. It defines a data structure as a particular way of organizing data in a computer so that it can be used efficiently. Common data structures include arrays, stacks, queues, linked lists, trees, heaps, and hash tables. An algorithm is defined as a finite set of instructions to accomplish a particular task. Analyzing algorithms involves determining how resources like time and storage change with input size. Key considerations in algorithm design include requirements, analysis, data objects, operations, refinement, coding, verification, and testing.

C# programming

umesh patil

C# 3.0 introduces many features common in functional programming languages like generics, first-class functions, lambda expressions, and type inference. However, C# retains its object-oriented roots, and some features like datatypes and laziness remain more fully realized in pure functional languages. While C# supports programming in a functional style, its performance characteristics and lack of optimizations mean it may not be a serious competitor to ML and Haskell for functional programming tasks.

Btech i pic u-4 function, storage class and array and strings

Arrays allow storing multiple values of the same type under a common name. One-dimensional arrays use a single subscript to access elements, while multi-dimensional arrays use multiple subscripts. Strings are arrays of characters terminated by a null character. Functions allow breaking programs into modular reusable units. Functions can take arguments, return values, or do both. Variables declared inside functions have automatic storage, while those outside have external storage. Arrays and strings can be passed to functions. Recursion occurs when a function calls itself.

Functions torage class and array and strings-

aneebkmct

Arrays allow storing multiple values of the same type under a common name. One-dimensional arrays use a single subscript to access elements, while multi-dimensional arrays use multiple subscripts. Strings are arrays of characters terminated by a null character. Functions allow breaking programs into smaller, reusable parts. Functions can accept arguments, return values, or have no arguments and return nothing. Variables declared inside functions have automatic storage, while those outside have external storage.

Mcai pic u 4 function, storage class and array and strings

Arrays allow storing multiple values of the same type under a common name. One-dimensional arrays use a single subscript to access elements, while multi-dimensional arrays use multiple subscripts. Strings are arrays of characters that end with a null character. Functions allow breaking programs into smaller, reusable parts. Functions can take arguments, return values, or do both. Variables declared inside functions have automatic storage, while those outside have external storage. Arrays and strings can be passed to functions. Recursion occurs when a function calls itself.

python-presentation.pptx

Vijay Krishna

Python is a popular programming language used for tasks ranging from simple to complex. It has a simple syntax that makes it easy to learn. Key concepts in Python include variables, objects, classes, functions, conditionals, loops, data types, and operators. The document provides examples of basic syntax rules, defining and calling functions, if/else statements, for and while loops, and taking user input and printing output.

Similar to Foundations of Programming Part II (20)

Introduction to C programming language. Coding

2.overview of c++ ________lecture2

Savitch Ch 17

Introduction to Basic C programming 01

Savitch ch 17

23UCACC11 Python Programming (MTNC) (BCA)

Advanced VB: Review of the basics

Templates

Notes(1).pptx

What is Paython.pptx

what-is-python-presentation.pptx

Bsc cs i pic u-4 function, storage class and array and strings

Dti2143 chapter 5

Data structure and algorithm

C# programming

Btech i pic u-4 function, storage class and array and strings

Functions torage class and array and strings-

Mcai pic u 4 function, storage class and array and strings

python-presentation.pptx

More from VNIT-ACM Student Chapter

An approach to Programming Contests with C++

This document provides an overview of several C++ concepts including templates, file handling, strings, vectors, and algorithms. Templates allow creation of generic data structures like queues that can hold different data types. File handling functions like freopen make it easy to read and write files. Strings have useful methods for searching, replacing, inserting, and extracting substrings. Vectors provide dynamic arrays with fast access and sorting. The C++ standard library includes algorithms that can be directly applied to vectors.

An introduction to Reverse Engineering

The document discusses the evolution of programming languages from machine language to high-level languages and where reverse engineering fits into the process. It provides an overview of digital circuits, assembly language, high-level languages, and the compilation process. It then describes the approach of using a disassembler like Olly Debugger to reverse engineer executable machine code by debugging instructions one by one to figure out how to overcome problems. A caution is provided about legal issues of reversing restricted software.

Introduction to the OSI 7 layer model and Data Link Layer

The document provides an introduction to the OSI 7 layer model and describes the data link layer in detail. It discusses the basic design principles of the data link layer, including how it provides communication between two directly connected nodes and deals with problems like errors. It also describes how real networks like Ethernet work at the data link layer and provides a Wireshark demo to show live network packet data and decoding.

Research Opportunities in the United States

The document provides an outline for applying to graduate school in the US. It discusses choosing relevant exams like the GRE and TOEFL, selecting universities, writing a strong statement of purpose and letters of recommendation, improving chances of admission, funding options, life as a student in the US, and finding jobs/internships. Useful links are also included for rankings, exams, India-based internships, and application information forums.

How web searching engines work

Research Opportunities in India & Keyword Search Over Dynamic Categorized Inf...

The document summarizes different types of software companies in India and provides career advice. It discusses services companies that do outsourced work, product development companies that build software products, and research and development companies that conceptualize new products. It recommends gaining experience through internships and networking to find jobs in product development companies, which offer more interesting work than services roles.

Hadoop Map Reduce

Hadoop MapReduce is an open source framework for distributed processing of large datasets across clusters of computers. It allows parallel processing of large datasets by dividing the work across nodes. The framework handles scheduling, fault tolerance, and distribution of work. MapReduce consists of two main phases - the map phase where the data is processed key-value pairs and the reduce phase where the outputs of the map phase are aggregated together. It provides an easy programming model for developers to write distributed applications for large scale processing of structured and unstructured data.

Web Designing

Inaugural Session

The document summarizes the inaugural session of a student chapter of the Association for Computing Machinery (ACM). It outlines the benefits of ACM membership including online courses, publications, conferences and competitions. The chapter will offer seminars, workshops and lectures by ACM faculty. Membership is open to students and provides opportunities to learn new technologies and conduct research projects. Regular attendance at activities, new ideas, and seminar presentations are encouraged. Programming contests primarily use C++ and development tools for Windows and Linux are recommended. Books on C++ for reference are also listed.

Hacking - Web based attacks

This document discusses common web server and database technologies like Apache and MySQL. It then describes how SQL injection vulnerabilities can occur if user input is not sanitized before being used in database queries. The document also covers cross-site scripting (XSS) attacks, where malicious code is executed on the client-side browser, potentially stealing cookies or redirecting users to malicious sites. Proper input sanitization and output encoding can help prevent SQL injection and XSS attacks.

Computers and Algorithms - What can they do and what can they not?

The document discusses key concepts related to algorithms including: 1) An algorithm is a precise method for solving a problem that is applicable to every instance of the problem and terminates in finite time. 2) Some problems like the halting problem have no algorithmic solution and are considered incomputable. 3) Public key cryptography relies on the fact that some problems like integer factorization are considered infeasible, even though their inverse problems are feasible.

Foundations of Programming Part I