Top Logic Building Problems for Interviews Last Updated : 23 Jul, 2025 Suggest changes Share 3 Likes Like Report Logic building problems are fundamental to developing strong problem-solving skills and mastering algorithms. These problems often require a deep understanding of patterns, conditions, and efficient approaches to tackle complex scenarios. Solving logic problems not only enhances one’s analytical thinking but also prepares individuals for coding interviews, competitive programming contests, and real-world applications.Arithmetic & Number TheoryReverse a NumberArmstrong Number Modular ExponentiationCount DigitsPower SetLargest power of k in n! Nth Fibonacci Number Catalan Number Compute nPr Compute nCr Perfect Square Perfect Cube Determinant of a Matrix Prime FactorsGeometry Based ProblemsTriangle and SquaresCount Squares in a Rectangle Check whether a triangle is valid Chessboard Based ProblemsCheck if the given chessboard is valid or notSquares in a chessboardRectangles in N*N BoardHard ProblemsPascal’s Triangle8 puzzle Problem Binomial CoefficientSieve of EratosthenesN Queen ProblemJosephus Problem U ujjwalroq0 Follow 3 Article Tags : Mathematical DSA Explore DSA FundamentalsLogic Building Problems 2 min read Analysis of Algorithms 1 min read Data StructuresArray Data Structure 3 min read String in Data Structure 2 min read Hashing in Data Structure 2 min read Linked List Data Structure 2 min read Stack Data Structure 2 min read Queue Data Structure 2 min read Tree Data Structure 2 min read Graph Data Structure 3 min read Trie Data Structure 15+ min read AlgorithmsSearching Algorithms 2 min read Sorting Algorithms 3 min read Introduction to Recursion 15 min read Greedy Algorithms 3 min read Graph Algorithms 3 min read Dynamic Programming or DP 3 min read Bitwise Algorithms 4 min read AdvancedSegment Tree 2 min read Binary Indexed Tree or Fenwick Tree 15 min read Square Root (Sqrt) Decomposition Algorithm 15+ min read Binary Lifting 15+ min read Geometry 2 min read Interview PreparationInterview Corner 3 min read GfG160 3 min read Practice ProblemGeeksforGeeks Practice - Leading Online Coding Platform 6 min read Problem of The Day - Develop the Habit of Coding 5 min read My Profile ${profileImgHtml} My Profile Edit Profile My Courses Join Community Transactions Logout Like