- Print Linked List elements
- Delete node in Doubly Linked List
- Bubble Sort
- Count Leaves in Binary Tree
- Height of Binary Tree
- Finding middle element in a linked list
- Circular Linked List
- Implement Stack using Linked List
- Implement stack using array
- Implement Queue using Linked List
- Implement Queue using array
- Binary Search
- Search a node in BST
- Remainder with 7
- Find triplets with zero sum
- Linked List Insertion
- Minimum element in BST
- Anagram of String
- Circular Linked List Traversal
- Linked List Length Even or Odd?
- Queue Reversal
- Product of array elements
- Search an Element in an array
- Binary String
- LCM And GCD
- GCD of Array
- Searching a number
- Power of 2
- Pythagorean Triplet
- Nth Fibonacci Number
- Majority Element
- Sieve of Eratosthenes
- Shortest path from 1 to n
- Count possible triangles
- Rotate Array
- Permutations of a given string
- Missing number in array
- Count total set bits
- Number is sparse or not
- Immediate Smaller Element
- Number of occurrence
- k largest elements
- Check if a number is power of another number
- Sum of all prime numbers between 1 and N.
- Sum of Digits Divisibility
- Ways To Tile A Floor
- Generate Binary Numbers
- Angle between hour and minute hand
- Rotating an Array
- Searching an element in a sorted array
- Rotate by 90 degree
- Reverse array in groups
- Set Bits
- Minimize the sum of product
- Squares in a Matrix
- Find first and last occurrence of x
- Type of array
- Sum of dependencies in a graph
- Sort in specific order
- Find first set bit
- Does array represent Heap
- Thief trying to escape
- Print an array in Pendulum Arrangement
- Check whether K-th bit is set or not
- Rightmost different bit
- Toggle bits given range
- Remove repeated digits in a given number
- Absolute Difference of 1
- Find the fine
- Find the closest number
- Remove consonants from a string
- Ishaan Loves Chocolates
- Gray Code
- Gray to Binary equivalent
- Height of Heap

Name

BOSS

Rank in Institute

#17

Courses Attended

Campus Ambassador

Overall Coding Score: 831

Monthly Coding Score: 18

Weekly Coding Score: 0

- Reverse a linked list
- Pairwise swap elements of a linked list
- Given a linked list of 0s, 1s and 2s, sort it.
- 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
- Insertion Sort
- K distance from root
- Mirror Tree
- Maximum Width of Tree
- Diameter of Binary Tree
- Heap Sort
- Left View of Binary Tree
- Merge two sorted linked lists
- Sum Tree
- Transform to Sum Tree
- Queue using two Stacks
- Remove duplicate element from sorted Linked List
- Stack using two queues
- DFS of Graph
- Reverse alternate levels of a perfect binary tree
- Insert a node in a BST
- BFS of graph
- Determine if Two Trees are Identical
- Root to leaf path sum
- Postorder traversal from given Inorder and Preorder traversals
- Lowest Common Ancestor in a BST
- Implement two stacks in an array
- Binary Heap Operations
- Print BST elements in given range
- Odd even level difference
- Binary Tree to BST
- Unique rows in boolean matrix
- Remove every k'th node
- Is Binary Tree Heap
- Validate an IP Address
- Expression Tree
- 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
- Special Stack
- Root to leaf paths sum
- Sort a stack
- Print Common Nodes in BST
- Level order traversal
- Peak element
- Delete nodes greater than k
- Index Of an Extra Element
- Construct BST from Postorder
- Check if Tree is Isomorphic
- Diagonal Sum In Binary Tree
- Find length of Loop
- Change of Key in BST
- Median of BST
- Normal BST to Balanced BST
- Linked List Matrix
- Exchange the Leaf Nodes
- Kth Ancestor in a Tree
- Check if two Nodes are Cousins
- Tilt of Binary Tree
- Delete middle element of a stack
- Vertical Width of a Binary Tree
- Matrix Interchange - Java
- Anagram
- Search in a Rotated Array
- Squares in N*N Chessboard
- Maximize Toys
- Trailing zeroes in factorial
- Reverse words in a given string
- Activity Selection
- Sort an array of 0s, 1s and 2s
- Element that appears once where every element occurs twice
- N meetings in one room
- Maximum sum increasing subsequence
- Array to BST
- Key Pair
- Maximum Difference
- Reverse Bits
- Subarray with given sum
- Leaders in an array
- Swap all odd and even bits
- Count number of hops
- Inorder Traversal and BST
- Reach a given score
- Next in Series
- Possible paths
- Number Of Open Doors
- Chinky and diamonds
- 0 - 1 Knapsack Problem
- Longest Common Increasing Subsequence
- Valid Substring
- Cutted Segments
- Number of distinct subsequences
- Element appearing once
- Equilibrium point
- Floor in a Sorted Array
- Maximize Dot Product
- Finding the numbers
- Min sum formed by digits
- Chocolate Distribution Problem
- Binary Tree K level sum
- Knapsack with Duplicate Items
- Flood fill Algorithm
- Decode the string
- Shortest distance in infinite tree
- Largest zigzag sequence
- Fractional Knapsack
- Evaluation of Postfix Expression
- Rod Cutting
- Sequence of Sequence
- Transitive closure of a Graph
- First negative integer in every window of size k
- Merge two binary Max heaps
- Get Minimum Squares
- Reverse vowels in a given string
- Count all possible paths from top left to bottom right
- Shortest Common Supersequence
- Count of strings that can be formed using a, b and c under given constraints
- Stickler Thief
- Maximum Product Cutting
- Check if a Integer is power of 8 or not
- Longest common prefix
- Print Binary Tree levels in sorted order
- Arya's Long String
- Find the closest pair from two arrays
- Print Bracket Number

- Check for BST
- Bottom View of Binary Tree
- Delete without head pointer
- Clone a linked list with next and random pointer
- Flattening a Linked List
- Diagonal Traversal of Binary Tree
- Delete a node from BST
- Detect cycle in a directed graph
- Detect cycle in an undirected graph
- Topological sort
- Merge K sorted linked lists
- Find the number of islands
- Get minimum element from stack
- Circular tour
- Max rectangle
- Implementing Dijkstra | Set 1 (Adjacency Matrix)
- Max length chain
- Interleaved Strings
- Box Stacking
- Multiply two strings
- Merge two BST 's
- Length of longest palindrome in linked list
- k-th smallest element in BST
- Polynomial Addition
- Construct tree from Inorder and LevelOrder
- Leaves to DLL
- Right Sibling in Binary Tree
- Coin Change
- Kadane's Algorithm
- Maximum Index
- 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
- Maximum Rectangular Area in a Histogram
- Min Coin
- Consecutive 1's not allowed
- Longest Even Length Substring
- Path in Matrix
- Subset Sum Problem
- Number of Coins
- Possible words from Phone digits
- Jumping Numbers
- Longest Palindrome in a String
- Modular Exponentiation for large numbers
- Maximum of all subarrays of size k
- Largest square formed in a matrix
- Special Keyboard
- Minimum Cost of ropes
- Preorder to Postorder
- Stock span problem
- Palindromic Array
- Is Binary Number Multiple of 3
- Card Rotation
- Bleak Numbers
- Super Primes
- Minimize the heights
- Next larger element
- Total Decoding Messages
- Unique BST's
- Subsets
- Longest Prefix Suffix
- Kth smallest element
- Divisible by 8
- Longest Common Substring
- Negative weight cycle
- Count the Number of Full Binary Trees
- Snake and Ladder Problem
- Shortest Source to Destination Path
- Replace O's with X's
- Knight Walk
- Word Boggle
- Find whether path exist
- Check Mirror in N-ary tree
- Unit Area of largest region of 1's
- Rearrange characters
- First non-repeating character in a stream
- K
^{th}largest element in a stream - Magnet Array Problem
- Floyd Warshall
- Huffman Encoding
- Nearly Sorted Algorithm
- Infix to Postfix
- Longest Bitonic subsequence
- Mobile numeric keypad
- Maximum sum Rectangle
- Page Faults in LRU
- Firing employees
- Rotten Oranges
- Two water Jug problem
- CamelCase Pattern Matching
- Longest Common Prefix in an Array
- Matrix Chain Multiplication
- Lazy Pasha
- Geek and Strings
- The Painter's Partition Problem

- Nodes at given distance in binary tree
- Minimum Points To Reach Destination
- Minimum sum partition
- Maximum of minimum for every window size
- Find sum of different corresponding bits for all pairs
- Return two prime numbers
- Allocate minimum number of pages
- Ugly Numbers
- Longest valid Parentheses
- Minimum Cost Path
- Find median in a stream
- Distinct palindromic substrings
- Phone directory