Introduction Validating postal codes is a crucial task for ensuring the accurate and efficient delivery of mail. In this article, we’ll focus on a HackerRank solution for validating postal codes with regex. A valid postal code must meet two specific requirements: it must be a number within a given range, and it must not contain … Read more
Introduction In this article, we will delve into the topic of array reversal in C and explore the solution to a popular problem on Hackerrank. Reversing an array is a common programming task that involves changing the order of elements in an array. We will discuss the approach to solving this problem and provide a … Read more
Introduction In this article, we will explore a C program that efficiently find the runner-up score using an algorithmic approach. In the world of programming, it’s often necessary to find the second-highest value in a list of numbers. Also Read: Search a Character in a String Using a Pointer in C One common scenario where … Read more
Introduction This problem is known as the “Two Sum” problem. In this article, we will delve into the intricacies of solving the Two Sum problem using the C programming language. We will explore various techniques and provide step-by-step solutions to help you master this problem-solving challenge. Also Read: Getchar and Putchar in C: A Comprehensive … Read more
