Create TOC.md

Author: ashokdey

TOC.md

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+## Table of Contents
+
+### Data Structures
+
+- [Singly Linked List](src/_DataStructures_/LinkedList)
+
+  - [N Element From Last](src/_DataStructures_/LinkedList/element-from-last)
+  - [Middle Node](src/_DataStructures_/LinkedList/middle-node)
+  - [Detect Loop](src/_DataStructures_/LinkedList/loop-in-list)
+  - [Reverse Linked List](src/_DataStructures_/LinkedList/reverse-linked-list)
+
+- [Stack](src/_DataStructures_/Stack)
+
+  - [Implement Queue Using Stack](src/_DataStructures_/Stack/immitate-queue-using-stack)
+  - [Baseball Game](src/_DataStructures_/Stack/baseball-game)
+  - [Find minimum in the Stack](src/_DataStructures_/Stack/min-stack)
+  - [Balanced Parenthesis](src/_DataStructures_/Stack/balanced-parenthesis)
+  - [Postfix Expression Evaluation](src/_DataStructures_/Stack/postfix-expression-evaluation)
+  - [Remove Consecutive Repeated Digits](src/_DataStructures_/Stack/remove-consecutive-repeated-digits)
+  - [Implement 2 Stacks using Single Array](src/_DataStructures_/Stack/2-stacks-using1-array)
+  - [Sort a Stack](src/_DataStructures_/Stack/sort-a-stack)
+
+- [Queue](src/_DataStructures_/Queue)
+
+  - [Weave](src/_DataStructures_/Queue/weave)
+  - [Reverse First K Elements of a Queue](src/_DataStructures_/Queue/reverse-first-k)
+  - [Generate all Binary Numbers from 1 to N](src/_DataStructures_/Queue/generate-binary-number)
+  - [Queue using Stack](src/_DataStructures_/Queue/queue-using-stack)
+
+- [Doubly Linked List](src/_DataStructures_/DoublyLinkedList)
+
+- [Trees](src/_DataStructures_/Trees)
+  - [Binary Tree (creation using level order)](src/_DataStructures_/Trees/BinaryTree)
+  - [Binary Search Tree](src/_DataStructures_/Trees/BinarySearchTree)
+    - [Find k<sup>th</sup> maximum in a BinarySearchTree](src/_DataStructures_/Trees/BinarySearchTree/find-kth-max)
+    - [Find k<sup>th</sup> minimum in a BinarySearchTree](src/_DataStructures_/Trees/BinarySearchTree/find-kth-min)
+    - [Find Ancestors of a Node](src/_DataStructures_/Trees/BinarySearchTree/find-ancestors)
+    - [Find Height of BST](src/_DataStructures_/Trees/BinarySearchTree/height-of-bst)
+    - [Find k Nodes from Root of BST](src/_DataStructures_/Trees/BinarySearchTree/find-k-nodes-from-root)
+  - [Suffix Tree](src/_DataStructures_/SuffixTree)
+  - [Trie](src/_DataStructures_/Trees/Trie)
+    - [Total words count count in a Trie](src/_DataStructures_/Trees/Trie/total-words-in-trie)
+    - [Unique words count in a Trie](src/_DataStructures_/Trees/Trie/unique-word-count)
+    - [All the words from a Trie](src/_DataStructures_/Trees/Trie/all-words-in-trie)
+    - [Unique words in a Trie](src/_DataStructures_/Trees/Trie/get-unique-words)
+
+### Logical Problems
+
+- [Anagrams](src/_Problems_/anagrams)
+- [Array Chunk](src/_Problems_/array-chunk)
+- [Count Vowels](src/_Problems_/count-vowels)
+- [Find 2 numbers that add upto N](src/_Problems_/find-2-nums-adding-to-n)
+- [Find 2nd Maxinum from an Array](src/_Problems_/find-2nd-max)
+- [FizzBuzz](src/_Problems_/fizzbuzz)
+- [String Permutaions](src/_Problems_/get-string-permutations)
+- [Get Subsequence](src/_Problems_/get_subsequence)
+- [Get Maze Path](src/_Problems_/get-mazePath)
+- [Get longest consecutive 1s](src/_Problems_/max-consecutive-1s)
+- [Get Max Char](src/_Problems_/maxchar)
+- [Get Smallest Common Number](src/_Problems_/get-smallest-common-number)
+- [Merge 2 Sorted Arrays](src/_Problems_/merge-two-sorted-arrays)
+- [Palindrome](src/_Problems_/palindrome)
+- [Product of Elements](src/_Problems_/product-of-elements)
+- [Remove Duplicates](src/_Problems_/remove-duplicates)
+- [Reverse String](src/_Problems_/reverse_string)
+- [Maximum Product of Three Numbers](src/_Problems_/max-product-of-3-numbers)
+- [Next Greater for Every Element in an Array](src/_Problems_/next-greater-element)
+
+### Searching
+
+- [Binary Search](src/_Searching_/BinarySearch)
+
+### Algorithms
+
+- [LRU Cache](src/_Algorithms_/lru-cache)
+- Path Finders
+  - [A*](src/_Algorithms_/path-finder/a-star)
+
+
+### Classics
+
+- [Caeser Cipher](src/_Classics_/caeser_cipher)
+- [Fibonacci](src/_Classics_/fibonacci)