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C Strings and Arrays Interview Questions

Last Updated: 23 August 2025

An array in C is a collection of elements of the same data type stored in contiguous memory locations. Arrays allow efficient indexed access using zero-based indexing.In C...read more

C Language

C-Arrays

C Strings Programs

How to Reverse a String in C?

Last Updated: 23 July 2025

In C, a string is a sequence of characters terminated by a null character (\0). Reversing a string means changing the order of the characters such that the characters at t...read more

How to Create a Dynamic Array of Strings in C?

Last Updated: 23 July 2025

In C, dynamic arrays are essential for handling data structures whose size changes dynamically during the program's runtime. Strings are arrays of characters terminated by...read more

C-Dynamic Memory Allocation

C Strings Programs

C Examples

C/C++ Program for String Search

Last Updated: 23 July 2025

C/C++ Program for Naive Pattern SearchingC/C++ Program for KMP AlgorithmC/C++ Program for Rabin-Karp AlgorithmC/C++ Program for A Naive Pattern Searching QuestionC/C++ Pro...read more

C Program to Reverse a String Using Recursion

Last Updated: 24 January 2026

Reversing a string means changing the order of characters in the string so that the last character becomes the first character of the string. In this article, we will lear...read more

C Programs

C Language

C Strings Programs

C Program to Split a String into a Number of Sub-Strings

Last Updated: 23 July 2025

In this article, we will learn how to split a string into a number of sub-strings using the C program.The most straightforward method to split a string into substrings usi...read more

Last Updated: 23 July 2025

Reversing an array means the swapping last element and first element, second last element and second element, and so on. In this article, we will learn how to reverse an a...read more

C Program to Check if String is Pangram

Last Updated: 23 July 2025

Given a string Str. The task is to check if it is Pangram or not. A pangram is a sentence containing every letter in the English Alphabet.Examples: Input: "The quick brown...read more

C Programs

C Language

C Strings Programs

C Program To Remove Leading Zeros

Last Updated: 23 July 2025

Here, we will build a C Program to Remove leading zeros with the following 2 approaches:Using for loopUsing strspnTo remove all leading zeros from a number we have to give...read more

C Program to Determine the Unicode Code Point at a Given Index

Last Updated: 23 July 2025

Unicode is the encoding mechanism to assign a unique number to each character. The first 128 characters are assigned as ASCII value means Unicode and ASCII value for the f...read more

Concatenating Two Strings in C

Last Updated: 12 July 2025

Concatenating two strings means appending one string at the end of another string. In this article, we will learn how to concatenate two strings in C.The most straightforw...read more

C Program to Print the Length of a String using Pointers

Last Updated: 05 December 2024

C language provides a built-in function strlen() but in this article, we will learn how to find and print the length of the string using pointers in C.The easiest method t...read more

C Language

C-Pointers

C Strings Programs

C Program to Replace a Word in a Text By Another Given Word

Last Updated: 11 March 2023

Given three strings 'str', 'oldW' and 'newW'. The task is find all occurrences of the word 'oldW' and replace then with word 'newW'. Examples:Input : str[] = "xxforxx xx f...read more

C Language

C Strings Programs

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