Data Structures and Algorithms are the pillars of every coding interview. Most coders learn the essential data structures and algorithms but still fail to crack coding interviews. So what you should do is solve various problems based on data structures…
Most students learn coding to get a job. But sometimes it takes a long time to complete the courses and other skills required to get your first job. So what should you do as a student if you want to…
There are so many popular programming languages you can learn. Some languages will help you get your first job, while others can help you land your desired job role. So which programming languages should you learn in 2022? In this…
To learn a new programming language, you need to work on some projects. Working on projects helps you to understand how to solve a problem in real time. So if you are a beginner in the C++ programming language and…
C++ is one of the most used programming languages in the industry. It is used in building operating systems, games, IoT devices, databases, web browsers, machine learning frameworks, and many more. Learning a programming language using books is always a…
Learning data structures and algorithms is the most important task for every computer science student. It helps you better understand computer science concepts and also helps you to perform well in any coding interview. So if you want to follow…
Counting the occurrences of a character means finding the frequency of a letter or a special symbol in a piece of text. It is an important question for any kind of coding interview. So if you want to learn how…
A palindromic number is a number that remains the same even when its digits are reversed. For example, 121, 99, 101 are palindromic numbers. If you want to learn how to check whether a number is a palindrome or not…
The quotient is the number you get by dividing two numbers, and the remainder is the value that remains after dividing two numbers even though you have the quotient. In computer science, we use “/” to find the quotient and “%” to find the…
LCM stands for Least Common Multiple, which means to find the smallest number that is a multiple of two or more numbers. If you want to learn, how to find the LCM of two numbers by using the C++ programming…
Splitting your first name and last name from your full name is one of the real-time problems that you can get as a question in any coding interview. It is not a difficult question to solve at all. So if…
There are so many business problems where a company needs good coders to solve their problems with their coding skills. To identify whether someone is a good coder or not, your projects are the only work that can show your…
Finding the number of letters in a text means finding the length of the string. Although C++ has a built-in function for finding the length of a text, it may not help you in coding interviews if you are asked…
Sorting the letters of a word is one of the popular use cases for sorting algorithms. Here you will be given a word, or you will have to take a word as user input and sort all the letters of…
The power of a number means how many times we want to multiply the number by itself. For example, in 82, we would expect 8 to be multiplied by itself as 8×8 and give output as 64. The power of…
When we divide a number with any number and get zero as the remainder, the divisor is the factor of the dividend. Most numbers have an even number of factors and a square number has an odd number of factors.…
An Armstrong number is a number where the sum of individual numbers in the power of the number of digits in a number equals the number itself. It is one of the popular coding questions to find the Armstrong numbers…
Creating a Simple Calculator is a very popular program among the coding community. It can help you learn how to choose an option from various arithmetic operations that you want to perform among two or more values. If you want…
Age Calculator is one of the amazing coding project ideas that you should try with every new programming language you learn. It is an application where a user enters his date of birth and this application gives his age as…
To properly learn a new programming language, your first step should be to understand the syntax by learning its fundamentals. After you’ve learned the basics, your next step should be to create as many programs as possible. So if you…
To write a program to convert lowercase to uppercase or to convert uppercase to lowercase, we need to use the ASCII values of the letters. This can be an amazing beginner level project as a C++ programmer. If you want…
Writing a program to print the multiplication table of a given number is one of the questions you may get as a computer science student. So if you want to learn how to print the table of any number using…
Writing a program to calculate a student’s grades is one of the questions one always gets in school as a computer science student. If you are new to coding, solving these questions must be difficult for you. So, in this…
To find the greatest number among a group of numbers, we can use the relational operators. Using the relational operators, we can compare the values of the variables with each other and find the largest number among all the variables.…
To check if a number is even or odd, we divide the number by 2. This is how we can also check if a number is even or odd using the C++ programming language. In this article, I’ll walk you…
One of the most common questions a student asks is which programming language to learn first. Since there are so many languages today, but they still see most college students using C++, Java, or Python, so this question makes sense…
ASCII stands for American Standard Code for Information Interchange. This is a character encoding standard for electronic communications. If you want to learn how to write a program to find the ASCII value of a character, this article is for…
Reversing the order of a number is one of the important questions you can be asked in any coding interview. So, if you want to learn how to reverse the order of digits of a number using the C++ programming…
Fahrenheit and Celsius are units of measurement for temperature. Most countries use the Celsius scale as the official unit of measurement for temperature, only a few countries prefer the Fahrenheit scale. So, if you want to learn how to convert…
When swapping variables, we need to exchange the values of the variables with each other. If you are new to the C++ programming language, you must be finding it difficult to swap the values of variables between them. If that’s…
A square root of a number n is a number which, when multiplied by itself, gives n as an output. Let’s say 2×2 = 4, according to this example, 2 is the square root of 4. So if you want…
The sequence of steps we need to take to solve a particular problem is known as an algorithm. There are so many algorithms in computer science that fall under the categories of different types of algorithms. So, if you want…
There are a lot of rumours around you about the coding interview at Google. It may be difficult to crack it, but it’s not entirely different from coding interviews at other tech companies. In this article, I’ll walk you through…
A lot of computer science students have C++ as their main programming language but when they want to start with machine learning they learn languages like Python or R. So is C++ not a good language for machine learning? Yes,…
I recently shared an article on how to prepare for a coding interview, but sometimes you want to prepare for a coding interview for a specific company that has standards on what they expect from their employees. One of these…
C++ is not a pure object-oriented programming language but an upgrade to the C programming language that contains the functionality of C with some more upgrades. We can use C++ for creating universally usable applications, programming hardware, creating operating systems,…
A user’s IP address is defanged to prevent the user from clicking on a malicious link. The problem with Defanginig IP addresses is one of the common coding interview questions for someone who is planning data science. In this article,…
A natural number greater than 1 is a prime number if that number has only two natural divisors; one is the number itself and 1. In this article, I will tell you how to check whether the number is prime…
The sequence of steps we take to achieve the desired task is known as an algorithm. In programming, when we create and execute a plan by writing codes to solve a problem, those plans are nothing more than an algorithm.…
Developing problem solving skills in programming is very important because the success of any task assigned to you depends on how accurately you define the problem to design and implement a solution. So in this article, I will tell you…
A binary tree is a general and powerful data structure that looks like a real tree. It contains nodes in a connected graph where each node has a parent node and a child node in a specific order. In this…
The FizzBuzz algorithm is one of the favourite questions in coding interviews. Fizz and Buzz refer to any number that is a multiple of 3 and 5. In this article, I will walk you through how to implement the FizzBuzz…
The time complexity of count sort is better than the other sorting techniques. In this article, I will take you through the implementation of the Count Sort using C++ programming language. Count Sorting The count sort algorithm works by finding…
Searching and sorting are two of the most common applications in computing. In this article, I’ll walk you through the most important coding interview questions about searching and sorting algorithms. What is Searching and Sorting? When people collect and use…
The N Queens problem is based on backtracking algorithms. This is a popular classic problem where the queen’s numbers had to be placed on an n x n matrix in such a way that no queen can attack another queen.…
In this article, I will walk you through how to create a number guessing game with the programming language Python and C++. A guessing game includes handling user input, using the if statement as well as looping constructs. How Number…
In this article, I will take you through a C++ program to generate random numbers. C++ Program to Generate Random Numbers Random Numbers 55 Three random numbers :218 9057 20727 Understanding The Above Code: You can also write functions that…
One of the most useful data types provided in C++ libraries is a string. In this article, I will introduce you to the concept of strings in C++ programming language. Introduction to Strings in C++ Strings are variables that store…
In this article, I will take you through 2D or Two Dimensional arrays in C++ programming language. Before learning about 2D arrays you can learn about arrays from here. Introduction to Two Dimensional Arrays The arrays you are generally familiar…
In this article, I will take you through some very important C++ practice questions for beginners with their solutions. Here I will cover some most important programs like prime numbers, reversing a number and Armstrong numbers. C++ Practice Questions for…
Bitwise operators are operators that operate on integers and units at the binary level. This means that they are looking directly at binary digits or bits of an integer. It all sounds scary, but in truth, bitwise operators are quite…
