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C Programming

C is a powerful and early programming language which is a former version of C++. It is a procedural language and is used in educational institutions widely.

setjmp.h and Non-Local Jumps in C [setjmp() and longjmp()]

In this article at OpenGenus, we'll delve into the intricacies of setjmp.h, uncovering how it works, its practical applications, and the advantages it brings to the table.

50 Interview questions on C++ Struct

In this article at OpenGenus, we have presented 50 interview questions based on struct (Structure) in C++ and C Programming Language. Each question is provided with the answer and detailed explanation.

Trie in C Programming Language (using struct)

To represent a Trie data structure in C, you can use a structure and pointers to create the nodes of the Trie.

Convert C and C++ code to Assembly Code

In this article at OpenGenus, we have explained how to convert / compile a C or C++ code to Assembly code using GCC or G++ compiler.

Introduction to C Programming

In this article at OpenGenus, we will learn combination of information related to C programming language, terminal commands, common data types, operators, conditionals (if, if-else, else if), and loops (while, do-while, for). It covers basic concepts and provides examples for each topic.

Mario less and Mario more - CS50 Exercise

In this article at OpenGenus, we have solved the Mario less and Mario more problem in CS50. This involves printing a pattern.

Credit Card Checker in C

In this OpenGenus article, we will write a program in C to verify the legitimacy of a credit card and determine the corresponding company using the Luhn algorithm. We will provide you with a generic template that can be customized to suit your needs.

Selection sort in C

In this article, we have explained how selection sort and implement a program on the same in C Programming Language.

Fibonacci sequence in C

In this article at OpenGenus, we will explore how to generate a Fibonacci sequence and implement a program in C Programming Language to demonstrate the concept.

C program to check if given letter is a vowel, consonant or an alphabet

In this article at OpenGenus, we will check whether the given alphabet or letter is a vowel, consonant or an alphabet. We have demonstrated this with a C program.

Merge Sort in C

In this article at OpenGenus, we have explained merge sort and implemented a program on the same in C Programming Language.

Find Perimeter and Area of rectangle in C Programming

In this article at OpenGenus, we have explained how to find the perimeter and area of a rectangle by using length and breadth (as user inputs). We have demonstrated this with a C implementation.

Bubble sort in C

In this article, we have explained bubble sort algorithm and implemented a program on it in C Programming Language.

Exploring <string.h> Library in C [22 member functions]

In this article, we have explored the string.h library in C Programming Language along with the 22 member functions available in it. We have presented the ideas with complete C code examples.

Using time.h Header File in C in depth

In this article, we are going to study about the time.h standard header file in C Programming Language and cover the different methods available in it.

C program to swap two numbers without using third variable [3 techniques]

In this article, we have demonstrated multiple approaches to swap two numbers without using a third temporary variable.

C Program to read last N characters from file

In this article, we have explained how to read last N characters from a file in C programming language along with a complete C program.

C program to find Twin Prime Numbers

In this article, we have explored the approach to find twin prime numbers less than N and implement it in C Programming Language.

C Program to find Length of a String using Pointer

In this article, we have explained the approach to find the length of a string using Pointer in C Programming Language.

C Program to count trailing zeros using bitwise operator

In this article, we have designed and implemented a C Program to count trailing zeros using bitwise operators only. This will involve AND and Left Shift bitwise operation.

C Program to convert number to binary using bitwise operators

In this article, we have designed and implemented a C Program to convert number to binary using bitwise operators.

C program to copy one file into another using fputc and fgetc

Copying a file into another is one of the most common file tasks in any Programming Language. In this article, we have explained the approach to copy one file into another using fputc and fgetc in C program and provided a step-by-step explanation with complete C program.

[FIXED] Undefined reference to 'pow', 'floorf' and 'floor'

In this article, we have presented 3 ways to fix the error "Undefined reference to 'pow', 'floorf' and 'floor'" while compiling C programs.

struct vs union vs enum in C

In this article, we will have a look at what actually is Structure, Union and Enumeration in C and will have look at differences between them.

C Program to calculate Simple Interest

In this article, we have explained the concept of Simple Interest with the twists in it and implemented a program in C Programming Language to calculate Simple Interest.