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SCHOOL (1)
BASIC (16)
EASY (89)
MEDIUM (119)
HARD (17)
Linked List Group Reverse
Clone List with Next and Random
Smallest range in K lists
Trapping Rain Water
Max Circular Subarray Sum
Histogram Max Rectangular Area
Merge Without Extra Space
Next Smallest Palindrome
The Painter's Partition Problem-II
Number of distinct subsequences
Minimum sum partition
Palindromic Partitioning
Matrix Chain Multiplication
Boolean Parenthesization
Scrambled String
Candy
Meeting Rooms III
Sahil love good scorer
Reverse a linked list
Delete in a Doubly Linked List
Reverse a Doubly Linked List
Right View of Binary Tree
Mirror Tree
Height of Binary Tree
Balanced Tree Check
Kth from End of Linked List
Middle of a Linked List
Left View of Binary Tree
Delete Middle of Linked List
Transform to Sum Tree
Stack using two queues
Reverse Level Order Traversal
DFS of Graph
BFS of graph
Identical Trees
Root to leaf path sum
Remove Duplicates Sorted Array
Minimum Depth of a Binary Tree
Leaves at Same Level or Not
Third largest element
Convert to Roman No
Delete in a Singly Linked List
Level order traversal
Reverse Using Stack
Find length of Loop
Reverse first K of a Queue
Delete Mid of a Stack
The New Line
Controlled_Printing
Coding with Operators
Data Types
Taking input
Learn to Comment
GetLine and Ignore
Learning to be precise
Bitwise Operators
Even Odd
For Loop- primeCheck
While loop- printTable
Learning Macros
Step by Step Condition
Swap the array elements
Count the Specials
Matrix Interchange
Find the Frequency
Wave Array
Array Leaders
Strings Rotations of Each Other
Isomorphic Strings
Reverse Words
Panagram Checking
Non Repeating Character
Parenthesis Checker
Union of Arrays with Duplicates
Product array puzzle
Roman Number to Integer
Adding One
Missing And Repeating
Common in 3 Sorted Arrays
Move All Zeroes to End
Bitonic Point
Smallest subarray with sum greater than x
Closest Strings
Alternate Positive Negative
Count Alphabets
Second Largest
Equal point in a string of brackets
Number of occurrence
First Repeated Character
Substrings with same first and last characters
Two sum -Pairs with 0 Sum
Three Great Candidates
Palindrome String
Missing ranges of numbers
K-th missing element
Encrypt the string - 2
Reverse Bits
Max Sum Subarray of size K
Nth Fibonacci Number
Queue using stack
Find pairs with given sum in doubly linked list
Stock Buy and Sell – Max one Transaction Allowed
Remove duplicates from a sorted doubly linked list
Find the first node of loop in linked list
Find Total Pairs
Different Modulo Subsequence
Rotate a Linked List
Sort a linked list of 0s, 1s and 2s
Add Number Linked Lists
Add 1 to a Linked List Number
Detect Loop in linked list
Binary Tree from Inorder and Postorder
Bottom View of Binary Tree
Intersection in Y Shaped Lists
Diameter of a Binary Tree
Merge two sorted linked lists
Flattening a Linked List
Diagonal Tree Traversal
Tree Boundary Traversal
Directed Graph Cycle
Undirected Graph Cycle
LCA in Binary Tree
Two Stacks in an Array
The Celebrity Problem
Topological sort
Merge K sorted linked lists
Find the number of islands
Max sum in the configuration
Check if subtree
Is Binary Tree Heap
Multiply two strings
Palindrome Linked List
Bipartite Graph
k-Anagram
Root to leaf paths sum
Sort a stack
Top View of Binary Tree
Merge Sort for Linked List
Root to Leaf Paths
Construct Tree from Inorder & Preorder
Maximum path sum from any node
Kth Ancestor in a Tree
Check if two Nodes are Cousins
ZigZag Tree Traversal
Maximum sum of Non-adjacent nodes
Smallest Positive Missing
Rotate Array
Kadane's Algorithm
Majority Element
Indexes of Subarray Sum
Triplet Sum in Array
Distance of nearest cell having 1
Subarray with 0 sum
Stock span problem
Next Greater Element
K Sized Subarray Maximum
Largest number in K swaps
Minimum Jumps
Egg Dropping Puzzle
Longest Common Subsequence
Allocate Minimum Pages
Kth Smallest
Shortest Common Supersequence
Rotten Oranges
Stock Buy and Sell – Multiple Transaction Allowed
Sort 0s, 1s and 2s
Pascal Triangle
Maximize Number of 1's
Count Occurences of Anagrams
Maximum Product Subarray
Sort the given array after applying the given equation
Reverse each word in a given string
Longest Common Substring
Smallest distinct window
Longest substring with distinct characters
Look and Say Pattern
Rod Cutting
Missing element of AP
Min Swaps to Group 1s
Longest Palindromic Subsequence
First negative in every window of size k
Not a subset sum
Minimize the Heights II
First and Last Occurrences
Minimum number of deletions
Subarrays Product Less than K
Minimum number of deletions and insertions
Coin Change (Count Ways)
Coin Change (Minimum Coins)
Perfect Sum Problem
Knapsack with Duplicate Items
nCr
Partition Equal Subset Sum
Next Permutation
Smaller on Left
Longest Repeating Subsequence
Segregate even and odd nodes in a Linked List
Replace O's with X's
Iterative Inorder
Preorder traversal (Iterative)
Iterative Postorder
Subset Sum Problem
Form a palindrome
Capacity To Ship Packages Within D Days
Number of Provinces
Design Browser History
Unique Number III
Reverse a Stack
K-th Largest Sum Contiguous Subarray
Number of Distinct Islands
Number Of Enclaves
Majority Element II
Koko Eating Bananas
Maximum point you can obtain from cards
Subarrays with K Distinct Integers
Aggressive Cows
Smallest Divisor
Minimum days to make M bouquets
Delete all occurrences of a given key in a doubly linked list
Postfix to Prefix Conversion
Prime List
Split array in three equal sum subarrays
Last Moment Before All Ants Fall Out of a Plank
Search in an almost Sorted Array
Longest Subarray with Majority Greater than K
Print Linked List
Peak element
Start Coding
The Size of
Logical Operators
Count Odd and Even
Print 1 To N Without Loop
Reverse array in groups
Most Frequent Character
Reverse a String
C++ Hello World
Rotate Array by One
Array Subset
Min and Max in Array
Vowel or Not
Repetitive Addition Of Digits
Search in a 2D Matrix
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