# Data Structures And Algorithms

For all the curious programmers and developers interested in building complex systems and understanding computer science topics in a much simpler way simultaneously preparing for interviews. This knowledge centre is one of the best blog for python, system design, data structures and algorithms and various other materials required for interview preparation.

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### Sum and Difference of Two Numbers HackerRank Solution

Problem Statement The fundamental data types in c are int, float and char. Today, we’re discussing int and float data types. The printf() function prints

### Hello World! in C HackerRank Solution

Problem Statement In this challenge, we will learn some basic concepts of C that will get you started with the language. You will need to

### Bitwise Operators in C HackerRank Solution

Problem Statement In this challenge, you will use logical bitwise operators. All data is stored in its binary representation. The logical operators, and C language,

### Playing With Characters HackerRank Solution [Easy]

Problem Statement This challenge will help you to learn how to take a character, a string and a sentence as input in C.  To take

Data Structures And Algorithms

### Understanding Distance Vector Routing Protocol With Examples

Distance vector routing is a distributed iterative algorithm used by routers to determine optimal paths to destinations on computer networks. In this article we will

Data Structures And Algorithms

### Combination Sum LeetCode 39 Solution

In this article we will solve Combination Sum LeetCode Problem which is a very good backtracking question. Difficulty: Medium, Asked-in: Amazon, Adobe. Problem Statement Given an array of

Data Structures And Algorithms

### Understanding Big O Notation With Examples

Asymptotic Notations are used to describe the performance of algorithms. It specifically describes how fast the runtime grows relative to the input size. Let’s think

Data Structures And Algorithms

### Two Sum LeetCode: Check if a pair with given sum exists in Array

In this article we will solve Check if a pair with given sum exists in Array or also known as Two Sum LeetCode Problem using

Data Structures And Algorithms

### Time Conversion HackerRank Solution

Problem Statement Given a time in 12-hour AM/PM format, convert it to military (24-hour) time. Sample Input: 07:05:45PM Sample Output: 19:05:45 Time Conversion HackerRank Solution