- Factorial
- Repetitive Addition Of Digits
- Power of 2
- Pythagorean Triplet
- Nth Fibonacci Number
- Strong Number
- Doubling the value
- Majority Element
- Sieve of Eratosthenes
- Amend The Sentence
- Rotate Array
- Permutations of a given string
- Missing number in array
- Number of paths
- Segregate Even and Odd numbers
- Count total set bits
- Bit Difference
- Union of two arrays
- Convert array into Zig-Zag fashion
- Remove character
- Number of occurrence
- Check if a number is power of another number
- Ways To Tile A Floor
- Generate Binary Numbers
- Find the Odd Occurence
- Keypad typing
- Maximum Possible Sum of Products
- Rotating an Array
- Set Bits
- Check if two arrays are equal or not
- Check if string is rotated by two places
- Find first set bit
- Does array represent Heap
- Find the element that appears once in sorted array
- Cyclically rotate an array by one
- First element to occur k times
- Extract Maximum
- Uncommon characters
- Find the smallest and second smallest element in an array
- Sorted matrix
- Max Sum Subarray of size K
- Check set bits
- Twice counter
- Remove common characters and concatenate
- Sum of Digit Modified
- Find the fine
- Maximize ∑arr[i]*i of an Array
- Series X1
- Ishaan's Weight
- Jay's Apples
- Program for length of the longest word in a sentence
- Confused pappu
- Difference series
- Gray Code
- Gray to Binary equivalent
- Doctors Clinic
- How Many X's?
- Prime String
- Fibonacci to N
- Average Count Array
- Print Linked List elements
- Count nodes of linked list
- Node at a given index in linked list
- Delete node in Doubly Linked List
- Size of Binary Tree
- Inorder Traversal
- Count Leaves in Binary Tree
- Height of Binary Tree
- Finding middle element in a linked list
- Circular Linked List
- Postorder Traversal
- Implement Stack using Linked List
- Implement Queue using Linked List
- Insert a node in Doubly linked list
- Binary Search
- Replace all 0's with 5
- Preorder Traversal
- Find triplets with zero sum
- Linked List Insertion
- Minimum element in BST
- Circular Linked List Traversal
- Linked List Length Even or Odd?
- Delete Alternate Nodes
- Identical Linked Lists
- Find the Sum of Last N nodes of the Linked List
- Queue Reversal
- Sum of Binary Tree
- Insert in Middle of Linked List
- longest substring containing '1'
- Pairwise Consecutive Elements
- Count Non-Leaf Nodes in Tree

Name

AdityaSaxena

Rank in Institute

#20

Courses Attended

Campus Ambassador

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Overall Coding Score: 1206

Monthly Coding Score: 487

Weekly Coding Score: 0

- Anagram
- Adding One
- Wave Array
- Maximum Gap
- Print Pattern
- Search in a Rotated Array
- Rectangles in N*N Board
- Squares in N*N Chessboard
- Palindrome numbers
- Maximize Toys
- Maximize Number of 1's
- Non Repeating Character
- a^b(Set 2)
- Minimum number of Coins
- Reverse words in a given string
- Count Substrings
- Move all zeroes to end of array
- Remove all duplicates from a given string
- Remove “b” and “ac” from a given string
- Spirally traversing a matrix
- Sort an array of 0s, 1s and 2s
- Pairs with difference k
- Two numbers with sum closest to zero
- Finding Number
- Maximum value in a bitonic array
- Next greater number set digits
- Finding Position
- Amount of Water
- Single Number
- Segregate even and odd nodes in a Linked List
- Element that appears once where every element occurs twice
- Longest Distinct characters in string
- Column name from a given column number
- N meetings in one room
- Addition of submatrix
- Maximum sum increasing subsequence
- Array to BST
- Max Sum without Adjacents
- Key Pair
- Maximum Difference
- Product array puzzle
- Reverse Bits
- Reach the Nth point
- Subarray with given sum
- Leaders in an array
- Swap all odd and even bits
- Count pairs with given sum
- Inorder Traversal and BST
- Segregate 0s and 1s
- Triplet Sum in Array
- Two Repeated Elements
- Minimum element in a sorted and rotated array
- Number Of Open Doors
- Chinky and diamonds
- Count the Zeros
- 0 - 1 Knapsack Problem
- Valid Substring
- Count the Reversals
- Number of ways to find two numbers
- Game of Death in a circle
- Element appearing once
- Equilibrium point
- Floor in a Sorted Array
- Maximize sum after K negations
- Count Pairs in an Array
- String Manipulation
- Chocolate Distribution Problem
- Knapsack with Duplicate Items
- Sum of k smallest elements in BST
- Flood fill Algorithm
- Roman Number to Integer
- Drive the car
- Find all pairs with a given sum
- Find the string in grid
- Longest Palindromic Subsequence
- K-th element of two sorted Arrays
- Evaluation of Postfix Expression
- Element with left side smaller and right side greater
- Array Subset of another array
- First negative integer in every window of size k
- Game with String
- Four Elements
- Nth catalan number
- Group Anagrams Together
- Second most repeated string in a sequence
- Count all possible paths from top left to bottom right
- Assign Mice Holes
- Divisibility by 999
- Minimum indexed character
- Stickler Thief
- Minimum Swaps for Bracket Balancing
- Merging two unsorted arrays in sorted order
- Transform the array
- Pairs with Positive Negative values
- Non-Repeating Element
- Arya and The Great War
- Find out the Team
- Check if array contains contiguous integers with duplicates allowed
- Maximum height of the staircase
- Ease the Array
- Print Bracket Number
- Delete array elements which are smaller than next or become smaller
- Smallest greater elements in whole array
- Penalty Shooters
- Fitting The Array
- Are you "Perfect"
- Reverse a linked list
- Occurence of an integer in a Linked List
- Delete N nodes after M nodes of a linked list
- Rotate a Linked List
- Pairwise swap elements of a linked list
- Given a linked list of 0s, 1s and 2s, sort it.
- Add two numbers represented by linked lists
- Rearrange a linked list
- Add 1 to a number represented as linked list
- linked list of strings forms a palindrome
- Compare two linked lists
- Merge 2 sorted linked list in reverse order
- Linked List in Zig-Zag fashion
- Detect Loop in linked list
- Remove duplicates from an unsorted linked list
- Sorted insert for circular linked list
- Split a Circular Linked List into two halves
- Reverse a Doubly Linked List
- Insertion Sort
- Right View of Binary Tree
- K distance from root
- Mirror Tree
- Two Mirror Trees
- Maximum Width of Tree
- Diameter of Binary Tree
- Check for Balanced Tree
- Nth node from end of linked list
- Left View of Binary Tree
- Delete Middle of Linked List
- Merge two sorted linked lists
- Sum Tree
- Decimal Equivalent of Binary Linked List
- Transform to Sum Tree
- 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
- DFS of Graph
- Reverse alternate levels of a perfect binary tree
- Insert a node in a BST
- BFS of graph
- Lowest Common Ancestor in a Binary Tree
- Determine if Two Trees are Identical
- Root to leaf path sum
- Print all nodes that don't have sibling
- Absolute List Sorting
- Lowest Common Ancestor in a BST
- Implement two stacks in an array
- Largest subarray of 0's and 1's
- Level order traversal Line by Line
- Print BST elements in given range
- Minimum Depth of a Binary Tree
- Odd even level difference
- Binary Tree to BST
- Find nth element of spiral matrix
- Remove every k'th node
- Leaf at same level
- Is Binary Tree Heap
- Java Collection | Set 1 (ArrayList) Part-2
- Expression Tree
- Maximum Difference
- Check if Linked List is Palindrome
- Check whether BST contains Dead End
- Delete a Node in Single Linked List
- Kth largest element in BST
- Count distinct elements in every window
- Max Level Sum in Binary Tree
- Special Stack
- Root to leaf paths sum
- Sort a stack
- Longest consecutive sequence in Binary tree
- Print Common Nodes in BST
- Level order traversal
- Peak element
- Inorder Successor in BST
- Delete nodes greater than k
- Index Of an Extra Element
- Merge Sort for Linked List
- Convert Ternary Expression to Binary Tree
- Intersection of Two Linked Lists
- Disjoint set (Union-Find)
- Insert in a Sorted List
- Split Singly Linked List Alternatingly
- Ancestors in Binary Tree
- Level of a Node in Binary Tree
- Sum of leaf nodes in BST
- Root to Leaf Paths
- Maximum path sum
- Max and min element in Binary Tree
- Perfect Binary Tree
- Counting elements in two arrays
- Reverse a string using Stack
- Linked List that is Sorted Alternatingly
- Full binary tree
- Modify Linked List-1
- Triplet with 0 sum in BST
- Symmetric Tree
- Construct Tree from Inorder & Preorder
- Merge Lists Alternatingly
- Arrange Consonants and Vowels
- Vertical sum
- Count Pairs whose sum is equal to X
- Insert in Sorted way in a Sorted DLL
- Check if Tree is Isomorphic
- Predecessor and Successor
- Maximum Node Level
- Children Sum Parent
- Diagonal Sum In Binary Tree
- Find length of Loop
- Deletion and Reverse in Linked List
- Change of Key in BST
- Leaf under budget
- Linked List Matrix
- Reverse First K elements of Queue
- Remove Half Nodes
- Height of Spiral Tree
- Sum of Leaf Nodes
- Sum of Right Leaf Nodes
- Sum of Left Leaf Nodes
- Nodes at Odd Levels
- Closest Neighbor in BST
- Sum of the Longest Bloodline of a Tree
- Exchange the Leaf Nodes
- Check if two Nodes are Cousins
- ZigZag Tree Traversal
- Sum of Leaf Nodes at Min Level
- Move all zeros to the front of the linked list
- Rotate doubly Linked List by P nodes

- Coin Change
- Kadane's Algorithm
- Find Missing And Repeating
- Maximum Sub Array
- Print Diagonally
- Overlapping Intervals
- Maximum Index
- Next Permutation
- Longest Increasing Subsequence
- Parenthesis Checker
- Longest Common Subsequence
- Minimum number of jumps
- Count ways to reach the n'th stair
- Count ways to N'th Stair(Order does not matter)
- Egg Dropping Puzzle
- Edit Distance
- nCr
- Consecutive 1's not allowed
- Path in Matrix
- Trapping Rain Water
- Subset Sum Problem
- Find Prime numbers in a range
- Stock buy and sell
- Longest Palindrome in a String
- Rearrange an array with O(1) extra space
- Relative Sorting
- Maximum of all subarrays of size k
- Largest square formed in a matrix
- Row with max 1s
- Boolean Matrix Problem
- Sorting Elements of an Array by Frequency
- Nuts and Bolts Problem
- Minimum Cost of ropes
- Form a palindrome
- Preorder to Postorder
- Length of the longest substring
- Longest consecutive subsequence
- Stock span problem
- Is Binary Number Multiple of 3
- Preorder Traversal and BST
- Bleak Numbers
- Special Matrix
- Next larger element
- Unique BST's
- Longest Prefix Suffix
- Kth smallest element
- Longest Common Substring
- Rotate and delete
- Negative weight cycle
- Recursively remove all adjacent duplicates
- Trie | (Insert and Search)
- Print leaf nodes from preorder traversal of BST
- Largest prime factor
- Unit Area of largest region of 1's
- First non-repeating character in a stream
- Stepping Numbers
- Zero Sum Subarrays
- Floyd Warshall
- Infix to Postfix
- Longest Bitonic subsequence
- Reverse Spiral Form of Matrix
- Array Pair Sum Divisibility Problem
- Job Sequencing Problem
- Rotten Oranges
- Two water Jug problem
- Mail System Design
- Maximum Tip Calculator
- Water Connection Problem
- Container with most water
- Given a linked list, reverse alternate nodes and append at the end
- Reverse a Linked List in groups of given size.
- Delete nodes having greater value on right
- Count BST nodes that lie in a given range
- Check for BST
- Tree from Postorder and Inorder
- Bottom View of Binary Tree
- Delete without head pointer
- Intersection Point in Y Shapped Linked Lists
- Add all greater values to every node in a BST
- Construct Binary Tree from Parent Array
- Connect Nodes at Same Level
- Clone a linked list with next and random pointer
- Flattening a Linked List
- Diagonal Traversal of Binary Tree
- Boundary Traversal of binary tree
- Delete a node from BST
- Detect cycle in a directed graph
- Detect cycle in an undirected graph
- Min distance between two given nodes of a Binary Tree
- Maximum difference between node and its ancestor
- The Celebrity Problem
- Topological sort
- Print a Binary Tree in Vertical Order
- Merge K sorted linked lists
- Find the number of islands
- Get minimum element from stack
- Serialize and Deserialize a Binary Tree
- Circular tour
- Make Binary Tree From Linked List
- Check if subtree
- Extreme nodes in alternate order
- Clone a Binary Tree
- Remove loop in Linked List
- Max length chain
- Largest BST
- Interleaved Strings
- LRU Cache
- Box Stacking
- Rat in a Maze Problem
- Number of root to leaf paths
- Find the Closest Element in BST
- Delete keys in a Linked list
- Merge two BST 's
- Length of longest palindrome in linked list
- Print Nodes having K leaves
- Top View of Binary Tree
- k-th smallest element in BST
- Polynomial Addition
- Merge Sort on Doubly Linked List
- Binary Tree to CDLL
- Find a pair with given target in BST
- Populate Inorder Successor for all nodes
- Construct expression tree
- K-Sum Paths
- Foldable Binary Tree
- Leftmost and rightmost nodes of binary tree
- Node at distance
- Pairs violating BST property
- Leaves to DLL
- Construct Tree from Preorder Traversal
- Construct a Full Binary Tree
- Convert Level Order Traversal to BST
- Count Number of SubTrees having given Sum