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Introduction Android, developed by Google, has undergone significant transformations since its initial release. The first official version, Android 1.0, launched in 2008, laid the foundation for the modern smartphone ecosystem. It introduced basic functionalities like the Android Market (now Google Play), notifications, and core Google apps. However, it lacked many features that are now considered standard in modern smartphones. Fast forward to Android 4.4 (KitKat), released in 2013, and the operating system has evolved dramatically. This version focused on performance improvements, a polished UI, optimized resource usage, and better efficiency on lower-end devices. It also introduced several new features such ... Read More
Graph consists of vertices and edges which is a non-linear data structure. In this article, we will discuss the most common and popular problems of graphs in Data Structures and Algorithms. We are covering basic to advanced-level problems which will help you to learn the whole concept in a structured manner. Here are the graph data structure problems from the basics to the advanced level − Fundamentals Problems Here are the basic problems of Graph Data structure − BFS Implementation DFS Implementation Graph Coloring Graph Representation Minimum Spanning Trees (Kruskal's) Minimum Spanning Trees (Prim's) Print Adjacency List Union-Find Data ... Read More
String is the collection of the characters used to represent the text. It is immutable in many languages. This article gives you deep knowledge and exceptional learning about the Strings with good examples. We cover common and trending coding problems on String in Data Structures and Algorithms from the basic to the advanced level. Here is the list of problems that have been asked in programming interviews − Basic Problems Valid Palindrome with Special Characters String Compression (Run-length Encoding) Reverse Words in Sentence Maintaining Spacing ... Read More
Binary Search Tree is a data structure with left and right nodes for organizing and storing the data in a sorted manner. This article provides the best coding problems for clearing the interviews. It covers the best and most unique problems from easy to advanced levels. Its main purpose is to provide a range of problems from Basic to Advanced level. Here are the lists of problems to master the Binary Search Tree in Data Structure and Algorithms − Basic Problems Validate Binary Search Tree (with duplicate values handling) Iterative BST Search and Insertion Lowest Common Ancestor in BST ... Read More
Searching Problems in Data Structures and Algorithms is key to finding a specific element in present data. In "Top 50 Searching Coding Problems for Interviews, " we Included key coding tasks on Searching Algorithms. These problems help you to improve your problem-solving skills and prepare for interviews. It will enhance your understanding of searching algorithms. They will also boost your confidence in coding interviews. Let's Master the searching algorithms by tackling the Top Searching Problems from easy to advanced Levels − Easy Problems Search in Row-wise and Column-wise Sorted Matrix Find Peak Element in Mountain Array First Bad Version ... Read More
Sorting algorithms are the most common and useful programs nowadays. Our “Most Asked Sorting Algorithms for Coding Interviews” covers all the problems topic-wise and includes the industry level and important questions from the interview perspective. he trending problems of sorting algorithms in Data Structures and Algorithms with their examples are given below − Arrays and Sorting Array stores the character in contiguous memory locations for sorting the character or numbers we use the following problem approaches − Two Sum 3Sum Product of Array Except Self Maximum Subarray Merge Intervals Search in a Rotated Array Find Peak Element Missing ... Read More
Dynamic Programming in Data Structures and Algorithms is used for breaking down the main problems into smaller problems. This article also breaks down all the problems into different sections which will help you to solve the problems section-wise. It includes the most common and trending problems of dynamic programming for clearing the interviews. Here are the problems list from beginner to expert level for learning the DP − Beginner DP Problems Climbing Stairs House Robber Maximum Subarray Coin Change Best Time to Buy and Sell Stock Pascal's Triangle Range Sum Query Fibonacci Number Min Cost Climbing Stairs Maximum Profit ... Read More
Tree data structure consists of two nodes, right and left, and the nodes that don’t have children, are known as leaf nodes. The article “Top 50 Tree Coding Problems for Programming Interviews” benefits you by providing good examples of every problem of the tree. It provides the problems from the basic to the expert level. It covers the core and important problems of trees. Here is the list of Tree problems to excel in the Data Structure and Algorithms − Easy Problems Height of Binary Tree Symmetric Tree Maximum Depth of Binary Tree Minimum Depth of Binary Tree Identical ... Read More
Hash Data Structure uses a hash function to store data like a smart storage system. This article covers the most important and common problems. We have covered all the ranges from easy-level problems to hard-level problems. Hash is like this article a well-organized filing cabinet where you can get the store for finding things super quickly. Here are the top 50 problems that take you forward in Data Structures and Algorithms from basic to advanced! Easy Problems Find the count of distinct elements in an array Minimum insertions to form a palindrome with permutations allowed Find whether an array ... Read More
Python has risen as one of the foremost favored programming languages all-inclusive, owing to its flexibility, user-friendliness, and extensive libraries. Whether a beginner or a prepared developer, having a collection of convenient code parts can spare you important time and energy. In this article, we'll delve into ten Python code fragments that can be employed to tackle routine programming challenges. We'll guide you through each fragment, elucidating how it operates in straightforward steps. Swapping two variables Switching the values of two variables is a frequent task in programming. In Python, this can be achieved without utilizing a temporary variable ... Read More