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jaditi930
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Inderprastha Engineering College (IPEC) Ghaziabad
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BASIC (31)
EASY (170)
MEDIUM (215)
HARD (16)
Rotate a Linked List
Add Number Linked Lists
Add 1 to a Linked List Number
Merge 2 sorted linked list in reverse order
Detect Loop in linked list
Merge Sort
Quick Sort
Bottom View of Binary Tree
Delete without head pointer
Intersection in Y Shaped Lists
Diameter of a Binary Tree
Merge two sorted linked lists
Sum Tree
Connect Nodes of Levels
Flattening a Linked List
Tree Boundary Traversal
Directed Graph Cycle
Undirected Graph Cycle
LCA in Binary Tree
Two Stacks in an Array
The Celebrity Problem
Largest subarray with 0 sum
Topological sort
Vertical Tree Traversal
Find the number of islands
Get Min from Stack
Serialize and deserialize a binary tree
Gas Station
Check if subtree
Remove loop in Linked List
Dijkstra Algorithm
Minimum Spanning Tree
Largest BST
Multiply two strings
Minimum Swaps to Sort
Implement Atoi
Palindrome Linked List
Strongly Connected
Rat in a Maze Problem - I
Merge two BST 's
Count distinct elements in every window
Trie | (Delete)
Root to leaf paths sum
Bridge edge in a graph
Find triplets with zero sum
Sort a stack
Top View of Binary Tree
Level order traversal
Merge Sort for Linked List
Union of Two Linked Lists
Ancestors in Binary Tree
Root to Leaf Paths
K Sum Paths
Foldable Binary Tree
Construct Tree from Inorder & Preorder
Maximum path sum from any node
Children Sum in a Binary Tree
Sum of nodes on the longest path
Kth Ancestor in a Tree
Check if two Nodes are Cousins
ZigZag Tree Traversal
Count Number of SubTrees having given Sum
Vertical Width of a Binary Tree
Maximum sum of Non-adjacent nodes
Mother Vertex
Count set bits
Maximum AND Value
Reverse array in groups
Smallest Positive Missing
Wave Array
Possible Words From Phone Digits
Rearrange Array Alternately
Maximum Index
Stock buy and sell
Rotate Array
Kadane's Algorithm
Majority Element
Count Inversions
Two Repeated Elements
Union of 2 Sorted Arrays
Indexes of Subarray Sum
Triplet Sum in Array
Spirally traversing a matrix
Subarray with 0 sum
Strings Rotations of Each Other
Postfix Evaluation
Stock span problem
Next Greater Element
Infix to Postfix
K Sized Subarray Maximum
Activity Selection
Fractional Knapsack
Job Sequencing Problem
Minimum Platforms
Combination Sum
Minimum Jumps
Detect Cycle using DSU
Stickler Thief
Ways to Reach the n'th Stair
Egg Dropping Puzzle
Longest Increasing Subsequence
Longest Common Subsequence
0 - 1 Knapsack Problem
Zero Sum Subarrays
Kth Smallest
Implement Trie
Shortest Common Supersequence
Rotten Oranges
Most frequent word in an array of strings
Maximize The Cut Segments
Container With Most Water
Word Break
Stock Buy and Sell – Multiple Transaction Allowed
Generate Parentheses
Sort 0s, 1s and 2s
Paths to reach origin
Maximum Index
Alternate Vowel and Consonant String
Add Binary Strings
Maximum Product Subarray
Row with max 1s
Form a palindrome
Longest Subarray with Sum K
Count the Reversals
Sum of two large numbers
Max Sum without Adjacents
Reverse each word in a given string
Length of the longest substring
Longest Common Substring
Smallest distinct window
Longest Palindrome in a String
K-th element of two Arrays
Rod Cutting
Longest Palindromic Subsequence
First negative in every window of size k
Build the smallest
Minimum Deletions
Minimum number of deletions
Permutations of a String
Unique Number II
Largest prime factor
Max Sum Increasing Subsequence
Coin Change (Count Ways)
Sieve of Eratosthenes
Gold Mine Problem
Coin Change (Minimum Coins)
Perfect Sum Problem
Smallest number
K-Palindrome
Power Set
Count ways to N'th Stair(Order does not matter)
nCr
Maximum path sum in matrix
Special Keyboard
Partition Equal Subset Sum
Subset Sums
Unique partitions
Permutation with Spaces
Missing number in matrix
Stream First Non-repeating
Snake and Ladder Problem
Product of Primes
Eulerian Path in an Undirected Graph
Transitive closure of a Graph
Count the paths
Floyd Warshall
Negative weight cycle
Shortest Source to Destination Path
Police and Thieves
Geek and Number String
Valid Pair Sum
Restrictive Candy Crush
Jump Game
Preorder traversal (Iterative)
Iterative Postorder
Subset Sum Problem
Form a palindrome
Bellman-Ford
Remove K Digits
Clone a stack without using extra space
Number of Provinces
Single valued subtree
Remove all occurences of duplicates in a linked list
Flatten binary tree to linked list
Reverse a Stack
Largest subtree sum in a tree
Wine Buying and Selling
Construct Binary Tree from String with bracket representation
Shortest Distance in a Binary Maze
Rectangles and Squares
Shortest Path in Undirected Graph
Shortest path in Directed Acyclic Graph
Shortest Path in Weighted undirected graph
Maximum Value
Flattening a Linked List
Make array elements unique
Next Greater Element in Circular Array
Carpet into Box
Minimum X (xor) A
Find minimum number of Laptops required
Geeks And The String
Minimum repeat to make substring
Max Sum without Adjacents
Intersection Point in Y Shaped Linked Lists
BST Downward Traversal
Count number of free cell
Minimum Days
Apple Sequences
Connect Nodes at Same Level
Unique Paths in a Grid
Valid Compressed String
String rp or pr
Second smallest number
Maximum Score of Array
Count pairs with given sum
Reverse a linked list
Frequency in a Linked List
Delete nodes having greater value on right
Remove duplicates from an unsorted linked list
Inorder Traversal
Bubble Sort
Selection Sort
Insertion Sort
Check for BST
Right View of Binary Tree
K distance from root
Mirror Tree
Maximum Width of Tree
Height of Binary Tree
Balanced Tree Check
Kth from End of Linked List
Middle of a Linked List
Check If Circular Linked List
Left View of Binary Tree
Transform to Sum Tree
Intersection Sorted Linked Lists
Find Transition Point
Queue using two Stacks
Remove Duplicates from a Sorted Linked List
Stack using two queues
Level Order in spiral form
Reverse Level Order Traversal
DFS of Graph
Stack using Linked List
Implement stack using array
Insert a node in a BST
BFS of graph
Identical Trees
Root to leaf path sum
Binary Search
Remove Duplicates Sorted Array
Minimum Depth of a Binary Tree
K-Palindrome
Equilibrium index of an array
Unique rows in boolean matrix
Leaves at Same Level or Not
Third largest element
Delete in a Singly Linked List
Array Duplicates
Three way partitioning
Index of an Extra Element
Intersection of Two Linked Lists
Insert in a Sorted List
Counting Sort
Symmetric Tree
Find length of Loop
Queue Reversal
Reverse first K of a Queue
Sum of Leaf Nodes
Delete Mid of a Stack
Swap the array elements
Get min at pop
First Set Bit
Rightmost different bit
Check K-th Bit
Longest Consecutive 1's
Power of 2
Swap odd and even bits
Equilibrium Point
Array Leaders
Floor in a Sorted Array
Sort by Absolute Difference
Print adjacency list
Print Matrix in snake Pattern
Transpose of Matrix
Matrix Boundary Traversal
Anagram
Reverse Words
Sum of numbers in string
Panagram Checking
Non Repeating Character
Parenthesis Checker
N meetings in one room
Largest number with given sum
Union-Find
Count number of hops
Union of Arrays with Duplicates
Check Equal Arrays
Missing in Array
Product array puzzle
Roman Number to Integer
Maximum value
Missing And Repeating
Pairs with certain difference
Common in 3 Sorted Arrays
Move All Zeroes to End
Chocolate Distribution Problem
Largest Permutation
Bitonic Point
Smallest subarray with sum greater than x
Amend The Sentence
Alternate Positive Negative
Remaining String
Closing bracket index
Remove b and ac from a given string
Check if the number is balanced
Count Alphabets
Rearrange a string
Ordering of strings
Arya's Long String
Remove Duplicates
Same characters in two strings
Second Largest
Two Sum - Pair with Given Sum
Rotate Bits
Reversing the equation
Convert an array to reduced form
String's Count
Longest Common Prefix of Strings
Counts Zeros Xor Pairs
Two sum -Pairs with 0 Sum
At Least K Occurrences
Palindrome String
Pangram Strings
Shop in Candy Store
Is Binary Number Multiple of 3
Minimum Operations
Divisibility by 8
Number of 1 Bits
Reverse Bits
Nth Fibonacci Number
Swap two nibbles in a byte
Toggle bits in the given range
Shortest path from 1 to n
Count numbers containing 4
Minimum number of Coins
Number Of Open Doors
Perfect Numbers
Check if it is possible to survive on Island
Least Prime Factor
Prime Factors
Recursive sequence
Increasing Sub Sequence
Summed Matrix
Find the highest occurring digit in prime numbers in a range
Prime number of set bits
Primes sum
Array to BST
Sum of dependencies in a graph
Count all possible paths from top left to bottom right
Modified Numbers and Queries
Sum of two numbers without using arithmetic operators
Minimum steps to make product equal to one
Make Palindrome
Equal Left and Right Subarray Sum
Maximum Identical Bowls
Even subarray sum
Reverse both parts
Wifi Range
Pattern 4
Pattern 14
Print GFG n times
Last modified ball
Find the first node of loop in linked list
Maximum Weight Node
Type it!
Balloon Everywhere
Reverse both parts
Frogs and Jumps
Is it Fibonacci
Max Level Sum in Binary Tree
Binary matrix having maximum number of 1s
Magic and toy shop
Unleashing the Array's Potential
Organic Tree
Linked List Group Reverse
Reorder List
Max rectangle
LRU Cache
Box Stacking
Trapping Rain Water
Smallest window containing all characters
Histogram Max Rectangular Area
Burning Tree
Edit Distance
Minimum sum partition
Bit Difference
N-Queen Problem
Phone directory
Huffman Encoding
Articulation Point - I
Size of Binary Tree
Count Leaves in Binary Tree
Postorder Traversal
Queue using Linked List
Queue Using Array
Preorder Traversal
First Occurence
Search a node in BST
Minimum element in BST
Bit Difference
Number is sparse or not
First n Fibonacci
Check for subsequence
Fighting the darkness
Immediate Smaller Element
Repeated Character
Rotate Array by One
Game with nos
One odd Occuring
Ishaan Loves Chocolates
Array Subset
Good or Bad string
Find unique element
Check set bits
Find position of set bit
Set kth bit
Message Spreading
The dice problem
Height of Heap
Finding Position
Sorted matrix
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