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C Basics

78 posts

Why global array has a larger size than the local array?

Last Updated: 21 April 2025

An array in any programming language is a collection of similar data items stored at contiguous memory locations and elements can be accessed randomly using array indices....read more

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Competitive Programming

Variadic Functions in C

Last Updated: 07 March 2025

In C, variadic functions are functions that can take a variable number of arguments. This feature is useful when the number of arguments for a function is unknown. It take...read more

Program that allows integer input only

Last Updated: 05 June 2022

Given an input value N, the task is to allow taking only integer input from the user.Now, if the user enters any input other than an integer, that is, a character or symbo...read more

C - if Statement

Last Updated: 12 December 2024

The if in C is the simplest decision-making statement. It consists of the test condition and a block of code that is executed if and only if the given condition is true. ...read more

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C Decision Making

main Function in C

Last Updated: 07 March 2025

Themainfunction is the entry point of a C program. It is a user-defined function where the execution of a program starts. Every C program must contain, and its return valu...read more

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Last Updated: 19 May 2025

In C language, printf() function is used to print formatted output in many ways to the standard output stdout (which is generally the console screen).Example:C#include std...read more

Local Variable in C

Last Updated: 19 April 2023

In C language, a variable declared within a function or a block of code is called a local variable. Local variables are frequently used to temporarily store data in a defi...read more

Last Updated: 06 June 2023

An escape sequence in C is a character or a sequence of characters that are used to represent characters that cannot be represented normally. One such character is the new...read more

Last Updated: 06 June 2023

The format specifiers in C are used in formatted strings to represent the type of data to be printed. Different data types have different format specifiers. %d is one such...read more

Last Updated: 13 May 2025

In C programming, identifiers are the names used to identify variables, functions, arrays, structures, or any other user-defined items. It is a name that uniquely identifi...read more

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Derived Data Types in C

Last Updated: 06 September 2023

Data types in the C language can be categorized into three types, namely primitive, user-defined, and derived data types. In this article, we shall learn about derived dat...read more

Buffer in C Programming

Last Updated: 08 January 2024

In C, the buffer is referred to as a sequential section of memory that is used to temporarily store some data that is being transferred from one place to another. For Exam...read more

How to Create a Doubly Linked List in C?

Last Updated: 02 September 2024

A doubly linked list is a type of linked list in which each node contains a pointer to both the next node and the previous node. This allows traversal in both forward and ...read more

Data Structures-Linked List

doubly linked list

When to Use Enum Instead of Define in C?

Last Updated: 02 April 2024

In C programming, both#defineandenumcan be used to declare integer constants but there are situations where usingenumis more beneficial than#define. In this article, we wi...read more

C-Struct-Union-Enum

History and Applications of C

Last Updated: 20 June 2025

is a procedural general-purpose programming language that was originally created by Dennis Ritchie in 1972 in Bell Laboratories of ATT Labs. It was originally intended as ...read more

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