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kushalpareek
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C++, Java
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BASIC (6)
EASY (39)
MEDIUM (104)
HARD (17)
- Right View of Binary Tree
- Height of Binary Tree
- Balanced Tree Check
- Left View of Binary Tree
- Remove Duplicates from a Sorted Linked List
- Identical Trees
- Queue Reversal
- Reverse first K of a Queue
- Union of Arrays with Duplicates
- Intersection of Arrays with Distinct
- Common in 3 Sorted Arrays
- Count Alphabets
- Convert an array to reduced form
- Two sum -Pairs with 0 Sum
- Palindrome String
- Balanced string
- Minimum number of Coins
- Number Of Open Doors
- Break a number
- Arithmetic Number
- Help Ishaan
- Sequence Fun
- Primes sum
- Chicks in a Zoo
- Maximum Sum LCM
- Check if it is possible to convert one string into another with given constraints
- Earthquake and the Paint Shop
- Count all possible paths from top left to bottom right
- Modified Numbers and Queries
- Print Diagonally
- Move Last Element to Front of a Linked List
- Minimize the sum
- Last modified ball
- Transform to Sum Tree
- Type it!
- Min operations
- Last cell in a Matrix
- Reverse both parts
- Cutting Rectangles
- Count BST nodes that lie in a given range
- Bottom View of Binary Tree
- Diameter of a Binary Tree
- Diagonal Tree Traversal
- Absolute List Sorting
- Kth smallest element in a Matrix
- Rat in a Maze
- Top View of Binary Tree
- k-th Smallest in BST
- Tower Of Hanoi
- Rearrange Array Alternately
- Kadane's Algorithm
- Distance of nearest cell having 1
- Case-specific Sorting of Strings
- K Sized Subarray Maximum
- Black and White
- Zero Sum Subarrays
- Kth Smallest
- Steps by Knight
- Container With Most Water
- Sort 0s, 1s and 2s
- Complement
- Maximum Sub Array
- Count Full Binary Trees
- Alternate Vowel and Consonant String
- Add Binary Strings
- Row with max 1s
- Maximize the sum of selected numbers from a sorted array to make it empty
- Build the smallest
- A difference of values and indexes
- Find patterns
- Lexicographically smallest string
- 3 Divisors
- Sieve of Eratosthenes
- Shreyansh and his bits
- Longest Bitonic subsequence
- Array Pair Sum Divisibility Problem
- Magic Triplets
- Fill up buckets
- Unique partitions
- Akku and Binary Numbers
- Stepping Numbers
- LCM Triplet
- Jumping Numbers
- A Game of LCM
- Count even length
- Grouping Of Numbers
- Missing number in matrix
- Filling Bucket
- Decode the string
- Total Decoding Messages
- Maximum Sub-String after at most K changes
- 2D Hopscotch
- Print leaf nodes from preorder traversal of BST
- Longest Perfect Piece
- Geek and Strings
- The Smurfs
- Satisfy the equation
- Two odd Occuring
- Floyd Warshall
- Base Equivalence
- Reverse Spiral Form of Matrix
- Save Your Life
- Hamiltonian Path
- Substrings of length k with k-1 distinct elements
- Single valued subtree
- Flatten binary tree to linked list
- Enemy
- Array Removals
- Largest subtree sum in a tree
- Wine Buying and Selling
- Replace every element with the least greater element on its right
- Construct Binary Tree from String with bracket representation
- Check if all levels of two trees are anagrams or not
- Number of Distinct Islands
- Shortest Distance in a Binary Maze
- Alex Travelling
- Number Of Islands
- Sum of Beauty of All Substrings
- Asteroid Collision
- Aggressive Cows
- GCD Array
- Minimize number of Students to be removed
- Maximum Value
- Shortest Prime Path
- Flattening a Linked List
- Absolute difference divisible by K
- Make array elements unique
- Next Greater Element in Circular Array
- Find the first node of loop in linked list
- Carpet into Box
- Find minimum number of Laptops required
- Geeks And The String
- Find the longest string
- Maximum Profit By Choosing A Subset Of Intervals
- Minimum repeat to make substring
- Paint N Houses
- Max Sum without Adjacents
- Intersection Point in Y Shaped Linked Lists
- BST Downward Traversal
- Length of the longest subarray with positive product
- Minimum Days
- Prime List
- Fill the Matrix
- Reorder List
- Minimum sum partition
- Number Formation
- Median in a row-wise sorted Matrix
- Phone directory
- Split Array Largest Sum
- Scrambled String
- Shortest Path by Removing K walls
- Maximum Number of Toys
- Articulation Point - I
- Min Chars to Add for Palindrome
- MaxSkill
- Count Lucky Permutations
- Count the Substring
- Select Nodes
- Largest Sum Cycle
- Walls Coloring II