You can test your Data Structures and Algorithms skills with W3Schools' Exercises. We have gathered a variety of DSA exercises (with answers) for each DSA Chapter. Try to solve an exercise by filling in the blanks, or show the answer to see what you've done wrong. You will get 1 point for each correct answer.

Huge collection of data structures and algorithms problems on various topics like arrays, dynamic programming, linked lists, graphs, heap, bit manipulation, strings, stack, queue, backtracking, sorting, and advanced data structures like Trie, Treap.

Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews.

Oct 14, 2017 · Find probability that a person is alive after taking N steps on the island Calculate sum of all elements in a sub-matrix in constant time Find maximum sum K x K sub-matrix in a given M x N matrix Find maximum sum submatrix present in a given matrix Find maximum sum of subsequence with no adjacent elements Maximum subarray problem (Kadane’s ...

Learn and Practice problems on data structures and algorithms like Linked Lists, Stacks, Queues, Matrices, Trees, Graphs, Greedy Algorithms, Two pointers, Prefix sums, Binary search, Recursion, Bit manipulation, Dynamic programming, Number theory, Heaps, DSU and Tries.

Oct 8, 2024 · In this Beginner DSA Sheet for Data Structures and Algorithms, we have curated a selective list of problems for you to solve as a beginner for DSA.

Apr 25, 2025 · DSA (Data Structures and Algorithms) is the study of organizing data efficiently using data structures like arrays, stacks, and trees, paired with step-by-step procedures (or algorithms) to solve problems effectively.

The Data Structures and Algorithms course is designed to help you build a solid foundation in algorithms and data structures. Throughout this course, you will learn how to implement and apply various data structures and algorithms to solve complex problems efficiently.

Apr 1, 2025 · Data Structures: [7 exercises with solution] [An editor is available at the bottom of the page to write and execute the scripts.] 1. Write a Python program to locate the left insertion point for a specified value in sorted order. Go to the editor Expected Output: 4 2 Click me to see the sample solution. 2.

Exercises (Algorithms and Data Structures) Solutions Solution 1. Consider an array a with n = 104 integers. a.Roughly how many comparisons are involved if one performs m = 106 linear search operations on a? b.Roughly how many comparisons (sorting and searching included) are involved if one performs m = 106 binary search operations on a? Solution 2.