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I
ishita28rai
STREAK
127/1430
days
Longest streak/Global longest streak
Institution
Keshav Mahavidyalya, University of Delhi
Organization
Inventrik
Language Used
C++, Java, Python, C
Coding Score
1050
Problem Solved
301
Contest Rating
__
492 points
Contributor
492 points
Contributor
1 Point
Proficient
Proficient
100 Point
Scholar
Scholar
1k Point
Master
Master
10k Point
Ace
Ace
50k Point
18 submissions in current year
SCHOOL (0)
BASIC (8)
EASY (112)
MEDIUM (158)
HARD (23)
- Reverse a linked list
- Frequency in a Linked List
- Linked list of strings forms a palindrome
- Delete in a Doubly Linked List
- Check for BST
- K distance from root
- Mirror Tree
- Delete without head pointer
- Middle of a Linked List
- Left View of Binary Tree
- Delete Middle of Linked List
- Reverse Level Order Traversal
- Root to leaf path sum
- Square Root
- Nodes without a Sibling
- Largest subarray of 0's and 1's
- Remove duplicates in array
- Toeplitz matrix
- Remove every k'th node
- Multiply two linked lists
- You and your books
- Max distance between same elements
- Three way partitioning
- Level order traversal
- Index of an Extra Element
- Split Linked List Alternatingly
- Delete Alternate Nodes
- Find the Sum of Last N nodes of the Linked List
- Count Pairs whose sum is equal to X
- Find length of Loop
- Linked List Matrix
- Remove Half Nodes
- Closest Neighbour in BST
- Xoring and Clearing
- Reverse an Array
- Equilibrium Point
- Roof Top
- Rotate by 90 degree
- Anagram
- Strings Rotations of Each Other
- Reverse Words
- Non Repeating Character
- Parenthesis Checker
- Minimum Cost of ropes
- N meetings in one room
- Count ways to N'th Stair
- Union of Arrays with Duplicates
- Missing in Array
- Product array puzzle
- Max Value Permutation
- Missing And Repeating
- Count the elements
- Find the closest number
- Sorted and Rotated Minimum
- Search in a Row-Column sorted matrix
- Move All Zeroes to End
- Find Pair Given Difference
- Pairs with difference k
- Swap and Maximize
- Single Number
- Alternate Positive Negative
- Remaining String
- Kth distance
- Remove Duplicates
- Nearest multiple of 10
- Reorganize The Array
- Facing the sun
- Second Largest
- Convert array into Zig-Zag fashion
- Two Sum - Pair with Given Sum
- Number of occurrence
- K-Pangrams
- Modify the Array
- Sum Pair closest to target
- Find missing in second array
- Longest Common Prefix of Strings
- Segregate 0s and 1s
- Total count
- Pair with given sum in a sorted array
- Print Bracket Number
- Odd Even Problem
- Binary representation of next number
- Padovan Sequence
- Extract the Number from the String
- Find the Highest number
- Armstrong Numbers
- Reverse Bits
- Swap two nibbles in a byte
- Party of Couples
- Count numbers containing 4
- The Palindrome Pattern
- Compare two fractions
- Juggler Sequence
- Summed Matrix
- Row with Minimum 1s
- Coverage of all Zeros in a Binary Matrix
- Array to BST
- Find maximum volume of a cuboid
- Insert an Element at the Bottom of a Stack
- Fibonacci series up to Nth term
- Stock Buy and Sell – Max one Transaction Allowed
- Divisor Game
- Two Smallests in Every Subarray
- Split an array into two equal Sum subarrays
- Largest Pair Sum
- Two Swaps
- Count pairs with given sum
- Meeting Rooms
- Count Pairs whose sum is less than target
- Union of Two Sorted Arrays with Distinct Elements
- Intersection of Two arrays with Duplicate Elements
- Search in a row-wise sorted matrix
- Rotate a Linked List
- Add Number Linked Lists
- Add 1 to a Linked List Number
- Quick Sort on Linked List
- Binary Tree from Inorder and Postorder
- Bottom View of Binary Tree
- Intersection in Y Shaped Lists
- Sum Tree
- Construct Binary Tree from Parent Array
- Max sum path in two arrays
- The Celebrity Problem
- Find the number of islands
- Max sum in the configuration
- Serialize and deserialize a binary tree
- Wildcard Pattern Matching
- Linked List to Binary Tree
- Validate an IP Address
- Additive sequence
- Largest BST
- Sorted subsequence of size 3
- Implement Atoi
- Maximum Difference
- Palindrome Linked List
- Print matrix in diagonal pattern
- Rat in a Maze Problem - I
- Merge two BST 's
- Count distinct elements in every window
- Root to leaf paths sum
- Euler Circuit in an Undirected Graph
- Ancestors in Binary Tree
- Root to Leaf Paths
- Populate Inorder Successor for all nodes
- XOR Linked List
- Linked List that is Sorted Alternatingly
- Arrange Consonants and Vowels
- Vertical sum
- Insert in Sorted way in a Sorted DLL
- Diagonal sum in binary tree
- Deletion and Reverse in Circular Linked List
- Duplicate Subtrees
- Sum of nodes on the longest path
- ZigZag Tree Traversal
- Vertical Width of a Binary Tree
- Gray to Binary Conversion
- Smallest Positive Missing
- Maximum occured integer
- Rotate and delete
- Rotate Array
- Kadane's Algorithm
- Count Inversions
- Two Repeated Elements
- Union of 2 Sorted Arrays
- Indexes of Subarray Sum
- Count the number of possible triangles
- Number of pairs
- Merge Without Extra Space
- Spirally traversing a matrix
- Search in a sorted Matrix
- Subarray range with given sum
- Sort Elements by Decreasing Frequency
- Longest Consecutive Subsequence
- K Sized Subarray Maximum
- Nearly sorted
- Job Sequencing Problem
- Minimum Jumps
- Optimal Strategy For A Game
- Sum of all substrings of a number
- 0 - 1 Knapsack Problem
- Allocate Minimum Pages
- Kth Smallest
- Maximize The Cut Segments
- Container With Most Water
- Print Anagrams Together
- Rotate by 90 degree
- Closest Three Sum
- Stock Buy and Sell – Multiple Transaction Allowed
- Sort 0s, 1s and 2s
- Paths to reach origin
- Sum of Middle elements of two sorted arrays
- Split the Array
- Search in Rotated Sorted Array
- Add Binary Strings
- Maximum Product Subarray
- Row with max 1s
- Swapping pairs make sum equal
- Form a palindrome
- Nuts and Bolts Problem
- Longest Subarray with Sum K
- Longest Common Substring
- Longest substring with distinct characters
- K-th element of two Arrays
- K closest elements
- Minimum sum
- Not a subset sum
- Minimize the Heights II
- Print N-bit binary numbers having more 1s than 0s
- Sum of Products
- Modular Exponentiation
- Maximum Tip Calculator
- Minimum number of deletions and insertions
- Maximize dot product
- Minimum cost to fill given weight in a bag
- String Subsequence
- Mobile numeric keypad
- Smallest number
- Trail of ones
- K-Palindrome
- Longest subsequence-1
- Count ways to N'th Stair(Order does not matter)
- Minimum Cost To Make Two Strings Identical
- Geek and its Game of Coins
- Minimum steps to destination
- Prime Pair with Target Sum
- Nth Natural Number
- Next Permutation
- Maximum sum of hour glass
- Exit Point in a Matrix
- Longest alternating subsequence
- Rotate Each Row of Matrix K Times
- Check If two Line segments Intersect
- Number of Rectangles in a Circle
- Largest square formed in a matrix
- Integral Points Inside Triangle
- Rohan's Love for Matrix
- Largest subsquare surrounded by X
- Divisibility tree
- Subarrays with sum K
- Construct list using given q XOR queries
- Remove all occurences of duplicates in a linked list
- Minimize the Heights I
- Overlapping Intervals
- Maximum product subset of an array
- Find shortest safe route in a matrix
- Sort a k sorted doubly linked list
- City With the Smallest Number of Neighbors at a Threshold Distance
- Path With Minimum Effort
- Shortest Path in Undirected Graph
- Majority Element II
- Minimal Cost
- Aggressive Cows
- Shortest Path in Weighted undirected graph
- Minimum Absolute Difference In BST
- Non-overlapping Intervals
- Insert Interval
- Partitions with Given Difference
- Make array elements unique
- Minimum repeat to make substring
- Number of Good Components
- Minimize the Difference
- Pairs violating the BST property
- Kth common ancestor in BST
- Kth Missing Positive Number in a Sorted Array
- Count Subarrays with given XOR
- Set Matrix Zeroes
- Find All Triplets with Zero Sum
- Split array in three equal sum subarrays
- Find H-Index
- Count all triplets with given sum in sorted array
- Clone List with Next and Random
- Alien Dictionary
- Merge Sort on Doubly Linked List
- Trapping Rain Water
- Max Circular Subarray Sum
- Smallest window containing all characters of another string
- Minimum Cost Path
- Burning Tree
- Count Pairs in an Array
- Search Pattern (KMP-Algorithm)
- Count Smaller elements
- Longest Prefix Suffix
- Circle of strings
- Sub-arrays with equal number of occurences
- Edit Distance
- Minimum Points To Reach Destination
- Strictly Increasing Array
- Possible Paths in a Tree
- N-Queen Problem
- Min Chars to Add for Palindrome
- Maximum Connected group
- Minimize Max Distance to Gas Station
- Account Merge
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