Name

Kunal Sihare

Rank in Institute

#3

Courses Attended

Overall Coding Score: 1060

Monthly Coding Score: 67

Weekly Coding Score: 0

- Print Linked List elements
- Count nodes of linked list
- Node at a given index in linked list
- Delete node in Doubly Linked List
- Size of Binary Tree
- Inorder Traversal
- Count Leaves in Binary Tree
- Height of Binary Tree
- Finding middle element in a linked list
- Check If Circular Linked List
- Postorder Traversal
- Implement Stack using Linked List
- Implement Queue using Linked List
- Remove duplicate elements from sorted Array
- Replace all 0's with 5
- Count zeros in a sorted matrix
- Preorder Traversal
- Search a node in BST
- C++ STL | Set 8 (unordered set)
- Find Number of Numbers
- Minimum distance between two numbers
- Linked List Insertion
- Minimum element in BST
- Circular Linked List Traversal
- Linked List Length Even or Odd?
- Delete Alternate Nodes
- Identical Linked Lists
- Find the Sum of Last N nodes of the Linked List
- Maximum in Struct Array
- Queue Reversal
- Sum of Binary Tree
- Count Non-Leaf Nodes in Tree
- Sort and Reverse Vector
- Front to Back
- Stack designer
- Queue Push & Pop
- Set Operations
- Map Operations
- Start Coding - Python
- Space Seperated - Python
- Concatenating Strings - Python
- Taking input and typecasting - Python
- Taking input - Python
- Comparison Operators - Python
- Check if a string is Isogram or not
- Majority Element
- Permutations of a given string
- Missing number in array
- Greater on right side
- Sum of distinct elements
- Binary Array Sorting
- Intersection of two arrays
- Union of two arrays
- Remove character
- Ways To Tile A Floor
- Substrings with similar first and last characters
- Find first repeated character
- Uncommon characters
- Sum of numbers in string
- Find minimum and maximum element in an array
- Balanced Array
- Check if a string is Isogram or not
- Alternative Sorting
- Quick Left Rotation
- Anagram Palindrome
- Boolean String Value
- Smallest number repeating K times
- The Counting Game !!
- Remove common characters and concatenate
- Repeated Character
- Merge two strings
- Sort String
- Find the fine
- Sort the string in descending order
- Sum of f(a[i], a[j]) over all pairs in an array of n integers
- Jay's Apples
- Confused pappu
- Difference series
- Doctors Clinic
- How Many X's?

- Reverse a linked list
- Occurence of an integer in a Linked List
- Rotate a Linked List
- Pairwise swap elements of a linked list
- Given a linked list of 0s, 1s and 2s, sort it.
- Add two numbers represented by linked lists
- Rearrange a linked list
- Add 1 to a number represented as linked list
- linked list of strings forms a palindrome
- Compare two linked lists
- Merge 2 sorted linked list in reverse order
- Detect Loop in linked list
- Rearrange linked list in-place
- Remove duplicates from an unsorted linked list
- Split a Circular Linked List into two halves
- Reverse a Doubly Linked List
- Right View of Binary Tree
- K distance from root
- Mirror Tree
- Two Mirror Trees
- Maximum Width of Tree
- Diameter of Binary Tree
- Nth node from end of linked list
- Left View of Binary Tree
- Delete Middle of Linked List
- Merge two sorted linked lists
- Sum Tree
- Decimal Equivalent of Binary Linked List
- Intersection of two sorted Linked lists
- Find Transition Point
- Queue using two Stacks
- Remove duplicate element from sorted Linked List
- Stack using two queues
- Level order traversal in spiral form
- Insert a node in a BST
- Determine if Two Trees are Identical
- Root to leaf path sum
- Print all nodes that don't have sibling
- Absolute List Sorting
- Lowest Common Ancestor in a BST
- Implement two stacks in an array
- Level order traversal Line by Line
- Print BST elements in given range
- Largest subarray with 0 sum
- Minimum Depth of a Binary Tree
- Odd even level difference
- Max sum in the configuration
- Match specific pattern
- Distinct occurrences
- Expression Tree
- Check if Linked List is Palindrome
- Max distance between same elements
- Longest Consecutive Subsequence
- Delete a Node in Single Linked List
- Kth largest element in BST
- Find duplicates in an array
- Count distinct elements in every window
- Max Level Sum in Binary Tree
- Special Stack
- Root to leaf paths sum
- Sort a stack
- Level order traversal
- Peak element
- Inorder Successor in BST
- Index Of an Extra Element
- Union of Two Linked Lists
- Intersection of Two Linked Lists
- Insert in a Sorted List
- Split Singly Linked List Alternatingly
- Ancestors in Binary Tree
- Level of a Node in Binary Tree
- Sum of leaf nodes in BST
- Root to Leaf Paths
- Max and min element in Binary Tree
- Reverse a string using Stack
- Linked List that is Sorted Alternatingly
- Symmetric Tree
- Merge Lists Alternatingly
- Vertical sum
- Count Pairs whose sum is equal to X
- Insert in Sorted way in a Sorted DLL
- Predecessor and Successor
- Maximum Node Level
- Children Sum Parent
- Diagonal Sum In Binary Tree
- Find length of Loop
- Deletion and Reverse in Linked List
- Linked List Matrix
- Reverse First K elements of Queue
- Sum of Leaf Nodes
- Sum of Right Leaf Nodes
- Sum of Left Leaf Nodes
- Brothers From Different Roots
- ZigZag Tree Traversal
- Sum of Leaf Nodes at Min Level
- Move all zeros to the front of the linked list
- Delete middle element of a stack
- Vertical Width of a Binary Tree
- Rotate doubly Linked List
- Taking input
- Learn to Comment
- For Loop- primeCheck
- While loop- printTable
- Learning Macros
- The New Line - Java
- Learn to Comment - Java
- Need Some Change
- Matrix Interchange
- Matrix Interchange - Java
- Magic in CPP
- Swap the objects
- Structs and Objects
- Two Dimensional World
- Learning Structs
- Delete Array
- Maximum Area Rectangle
- Find the Frequency
- Back to Front
- Pair Sum in Vector
- Get min at pop
- Deque Implementations
- Multiset Operations
- Multimap Operations
- Repetitive Printing - Python
- Operators in Python
- Split the input - Python
- Comment in Python
- Logical Operators - Python
- Increment and Decrement - Python
- Bitwise Operators - Python
- If conditional statement- Python
- Check the status - Python
- Mark Even and Odd - Python
- For loop - Python
- For Loop 2- Python
- While loop in Python
- Jumping through While - Python
- Slicing in String - Python
- Is and In Operator
- sep and end in Print()
- Subarray with 0 sum
- Winner of an election
- The Modified String
- Reverse words in a given string
- Minimum indexed character
- Pangram Checking
- Minimum indexed character
- Frequencies of Limited Range Array Elements
- Anagram
- Number of Unique Paths
- Print Pattern
- Rotation
- Search in a Rotated Array
- Maximize Toys
- Non Repeating Character
- Minimum number of Coins
- Count Occurences of Anagrams
- Reverse words in a given string
- Move all zeroes to end of array
- Remove all duplicates from a given string
- Activity Selection
- Remove “b” and “ac” from a given string
- Spirally traversing a matrix
- Sort an array of 0s, 1s and 2s
- Maximum value in a bitonic array
- Segregate even and odd nodes in a Linked List
- Longest Distinct characters in string
- Column name from a given column number
- N meetings in one room
- Remove Duplicates
- Addition of submatrix
- Maximum sum increasing subsequence
- Maximum Difference
- Product array puzzle
- Reverse Bits
- Count Smaller elements
- Reach the Nth point
- Subarray with given sum
- Leaders in an array
- Count number of hops
- Count pairs with given sum
- Inorder Traversal and BST
- Reach a given score
- Minimum element in a sorted and rotated array
- Shop in Candy Store
- Largest number possible
- Missing element of AP
- Count the Zeros
- Ordering of strings
- Raju and coins
- Largest number with given sum
- Equilibrium point
- Adding Ones
- Count Pairs in an Array
- Min sum formed by digits
- Maximum Sum Bitonic Subsequence
- 1[0]1 Pattern Count
- Find sum of divisors
- Drive the car
- Love For The Twins
- Minimum Operations
- Largest Fibonacci Subsequence
- Increasing Sub Sequence
- Longest Palindromic Subsequence
- Evaluation of Postfix Expression
- Common elements
- Recursive sequence
- Element in a Series
- Array Subset of another array
- Karatsuba Algorithm
- First negative integer in every window of size k
- Sum of product of all pairs
- Paths to reach origin
- Subarray with 0 sum
- Group Anagrams Together
- Count all possible paths from top left to bottom right
- Shortest Common Supersequence
- Large number division
- Mr Modulo and Pairs
- Rearrange a string
- Swapping pairs make sum equal
- Longest alternating subsequence
- Bitonic Generator Sort
- Minimum indexed character
- Find number of times a string occurs as a subsequence
- Sum of two large numbers
- Required Rooms
- Pairs with Positive Negative values
- Numbers containing 1, 2 and 3
- Non-Repeating Element
- Pairs which are Divisible by 4
- Find winner of the Game of Nim
- Arya and The Great War
- Reorganize The Array
- Check if array contains contiguous integers with duplicates allowed
- Rearrange an array such that arr[i] = i
- Maximum height of the staircase
- Winner of an election
- C++ Visible Numbers
- Rope Cutting
- Counts Zeros Xor Pairs
- Check if a number is divisible by 8
- Holi Balloons
- Print Bracket Number
- The Even Array
- The Modified String
- Minimum changes to make all substrings distinct
- Minimal moves to form a string

- Given a linked list, reverse alternate nodes and append at the end
- Reverse a Linked List in groups of given size.
- Delete nodes having greater value on right
- Quick Sort on Linked List
- Count BST nodes that lie in a given range
- Check for BST
- Bottom View of Binary Tree
- Delete without head pointer
- Intersection Point in Y Shapped Linked Lists
- Add all greater values to every node in a BST
- Connect Nodes at Same Level
- Clone a linked list with next and random pointer
- Flattening a Linked List
- Diagonal Traversal of Binary Tree
- Delete a node from BST
- Vertical Traversal of Binary Tree
- Merge K sorted linked lists
- Get minimum element from stack
- Serialize and Deserialize a Binary Tree
- Make Binary Tree From Linked List
- Check if subtree
- Extreme nodes in alternate order
- Remove loop in Linked List
- Implementing Dijkstra | Set 1 (Adjacency Matrix)
- Max length chain
- Multiply two strings
- Find the Closest Element in BST
- Delete keys in a Linked list
- Merge two BST 's
- Merge k Sorted Arrays
- Top View of Binary Tree
- k-th smallest element in BST
- Merge Sort on Doubly Linked List
- Binary Tree to CDLL
- Find a pair with given target in BST
- Occurences of 2 as a digit
- Populate Inorder Successor for all nodes
- Construct expression tree
- Foldable Binary Tree
- Leftmost and rightmost nodes of binary tree
- Leaves to DLL
- Largest Independent Set Problem
- Convert Level Order Traversal to BST
- Count Number of SubTrees having given Sum
- C++ Friend function
- C++ Generic sort
- Cat and Hat - Python
- Zero Converter - Python
- Add two numbers represented by Linked List
- Maximum sum of Non-adjacent nodes
- Unique BST's
- Sorting Elements of an Array by Frequency
- Longest consecutive subsequence
- Case-specific Sorting of Strings
- Count ways to N'th Stair(Order does not matter)
- Count subsequences of type a^i, b^j, c^k
- Coin Change
- Kadane's Algorithm
- Print Diagonally
- Parenthesis Checker
- Longest Common Subsequence
- Count ways to reach the n'th stair
- Count ways to N'th Stair(Order does not matter)
- Egg Dropping Puzzle
- Maximum Rectangular Area in a Histogram
- Path in Matrix
- Case-specific Sorting of Strings
- Sum of bit differences
- Factorials of large numbers
- Find Prime numbers in a range
- Stock buy and sell
- Rearrange Array Alternately
- Rearrange an array with O(1) extra space
- Relative Sorting
- Sorting Elements of an Array by Frequency
- Nuts and Bolts Problem
- Rotate a 2D array without using extra space
- Number of ways
- Preorder to Postorder
- Smallest number on left
- Longest consecutive subsequence
- Stock span problem
- Convert an array to reduced form
- Minimum steps to get desired array
- Is Binary Number Multiple of 3
- Next larger element
- Unique BST's
- Matchsticks game
- Kth smallest element
- Longest Common Substring
- Recursively remove all adjacent duplicates
- Trie | (Insert and Search)
- First non-repeating character in a stream
- Count subsequences of type a^i b^j c^k
- Nearly Sorted Algorithm
- Infix to Postfix
- Geek collects the balls
- Smallest Positive missing number
- Longest Bitonic subsequence
- Job Sequencing Problem
- Page Faults in LRU
- LCS of three strings
- Longest Common Prefix in an Array
- In First But Second
- Mail System Design
- Save Gotham!