Data Structure and Algorithms Programs in Java

Arrays

1. Unique Number Occurrence

2. Subarray Sum

3. Group Anagrams

4. Merge Intervals

5. First Positive Missing Number

6. Median Of Array

7. Remove Adjacent Duplicates

8. Array Burst

9. Form Largest Number

10. Kth Largest Element

11. Maximum Product Subarray

12. Next Permutation

Stack

1. Next Greater Element

2. Sort Stack Recursion

String

1. Count Substring

2. Counting Minutes

Graphs

1. Depth First Search

2. Breath First Search

3. Cycle Detection in Undirected Graph using BFS

4. Cycle Detection in Undirected Graph using DFS

5. Cycle Detection in Directed Graph

6. Bipartite Graphs using BFS

7. Topological Sort using BFS

8. Topological Sort using DFS

9. Shortest Path Using BFS

10. Shortest Path using Dijsktra's Algorithm

11. Prim's Algorithm

12. Kruskal's Algorithm

Tree

1. Binary Search Tree

2. AVL

3. Level Order in Binary Tree

Tries

1. Trie Data Structure

2. Insert and search Prefix in Trie

Sorting

1. Bubble Sort

2. Insertion Sort

3. Selection Sort

4. Quick Sort

5. Merge Sort

6. Heap Sort

Dynamic Programming

1. Longest Palindromic Substring

2. Coin Change

3. Longest Palindromic Substring

4. Longest Increasing Subsequence

5. Maximum Jumps To Reach End

Backtracking

1. Palindromic Substrings

2. Permutations

3. Rat in a Maze

4. Subsets

Algorithms

1. Dutch National Flag