- Average
- Check if a number is power of another number
- Pattern of Strings
- Palindrome
- Equal to product
- Number of divisors
- Reverse array in groups
- Find Substring from last of the Given String
- Power of Four
- Check for Binary
- Bubble Sort
- Selection Sort
- Binary Search
- Print all possible strings
- Add two fractions
- Print the pattern | Set-1
- Toeplitz matrix
- Third largest element

Name

Amit Khandelwal

Coding Score: 343

Problems Solved: 182

Overall Rank: 279413

Monthly Rank: 279413

Weekly Rank: 279413

- Reverse an Array
- Frequency of Array Elements
- Maximum Occuring Character
- Rotate Array by n elements
- Parity of unsigned integer
- Missing number in array
- Remove Spaces
- Sum of distinct elements
- k largest elements
- Sum of Digits Divisibility
- Shortest direction
- Find the Odd Occurence
- Good String
- 3 Divisors
- Elements before which no element is bigger
- Interesting Patterns
- Delete node in Doubly Linked List
- Inorder Traversal
- Count Leaves in Binary Tree
- Merge Sort
- Quick Sort
- Mirror Tree
- Two Mirror Trees
- Height of Binary Tree
- Heap Sort
- Finding middle element in a linked list
- Circular Linked List
- Sum Tree
- Postorder Traversal
- Implement Stack using Linked List
- Implement stack using array
- Implement Queue using Linked List
- Implement Queue using array
- Square root
- Print all nodes that donâ€™t have sibling
- Insert a node in Doubly linked list
- Run Length Encoding
- Remove duplicate elements from sorted Array
- Replace all 0's with 5
- Count zeros in a sorted matrix
- Largest product
- Convert to Roman No
- Preorder Traversal
- Implement strstr
- Search a node in BST
- Remainder with 7
- Java Collection | Set 4 (TreeMap)
- Implement Atoi
- Java Collection | Set 5 (LinkedHash Set)
- Count distinct elements in every window

- Anagram
- Adding One
- Rotation
- Parenthesis Checker
- GCD of Array
- Distinct Substrings
- Reverse words in a given string
- Remove all duplicates from a given string
- Majority Element
- Sort an array of 0s, 1s and 2s
- Maximum Product Subarray
- Remove Duplicates
- Overlapping Substrings
- Inorder Traversal and BST
- Special array reversal
- Next larger element
- String Manipulation
- String Reversal(Unpublished for now)
- Reverse each word in a given string
- 1[0]1 Pattern Count
- Tom and String
- Reverse a linked list
- Add two numbers represented by linked lists
- Compare two linked lists
- Merge 2 sorted linked list in reverse order
- Remove duplicates from an unsorted linked list
- Split a Circular Linked List into two halves
- Reverse a Doubly Linked List
- Insertion Sort
- Maximum Width of Tree
- Delete without head pointer
- Diameter of Binary Tree
- Check for Balanced Tree
- n'th node from end of linked list
- Left View of Binary Tree
- Delete Middle of Linked List
- Merge two sorted linked lists
- Intersection of two sorted Linked lists
- Find Transition Point
- Queue using two Stacks
- Remove duplicate element from sorted Linked List
- Stack using two queues
- Level order traversal in spiral form
- Reverse Level Order Traversal
- Boundary Traversal of binary tree
- Reverse alternate levels of a perfect binary tree
- Insert a node in a BST
- Lowest Common Ancestor in a Binary Tree
- Determine if Two Trees are Identical
- Root to leaf path sum
- Postorder traversal from given Inorder and Preorder traversals
- Absolute List Sorting
- Lowest Common Ancestor in a BST
- Implement two stacks in an array
- Max sum path in two arrays
- Largest subarray of 0's and 1's
- Level order traversal Line by Line
- Print BST elements in given range
- The Celebrity Problem
- Largest subarray with 0 sum
- Print a Binary Tree in Vertical Order
- Minimum Depth of a Binary Tree
- Remove duplicates in small prime array
- Odd even level difference
- Almost Prime Numbers
- Binary Tree to BST
- K-Palindrome
- Find nth element of spiral matrix
- Max sum in the configuration
- Get minimum element from stack
- Remove every k'th node
- Leaf at same level
- Is Binary Tree Heap
- Subtraction in Linked List
- Find Maximum value
- Distinct occurrences
- Sum of subset differences
- Java Collection | Set 1 (ArrayList)
- Java Collection | Set 2 (Set)
- You and your books
- Java Collection | Set 3 (HashMap)
- Maximum Difference
- Check if Linked List is Palindrome
- Max distance between same elements
- Print matrix in diagonal pattern
- Generate Grey Code Sequences
- Delete a Node in Single Linked List
- Multiply two polynomials II

- Kadane's Algorithm
- Binary String
- Longest Increasing Subsequence
- Is Binary Number Multiple of 3
- Triplet Sum in Array
- Count Number
- Count BST nodes that lie in a given range
- Check for BST
- Bottom View of Binary Tree
- Intersection Point in Y Shapped Linked Lists
- Add all greater values to every node in a BST
- Connect Nodes at Same Level
- Flattening a Linked List
- Delete a node from BST
- Min distance between two given nodes of a Binary Tree
- Maximum difference between node and its ancestor
- Circular tour
- Count Palindromic Subsequences
- Longest Consecutive Subsequence
- Number of root to leaf paths
- Delete keys in a Linked list