- Print Linked List elements
- Count nodes of linked list
- Node at a given index in linked list
- Size of Binary Tree
- Inorder Traversal
- Bubble Sort
- Count Leaves in Binary Tree
- Selection Sort
- Height of Binary Tree
- Finding middle element in a linked list
- Check If Circular Linked List
- Postorder Traversal
- Implement Stack using Linked List
- Implement stack using array
- Implement Queue using Linked List
- Implement Queue using array
- Square root
- Doubly linked list Insertion at given position
- Binary Search
- Remove duplicate elements from sorted Array
- Replace all 0's with 5
- Count zeros in a sorted matrix
- Third largest element
- Preorder Traversal
- Implement strstr
- C++ STL | Set 1 (vector)
- C++ STL | Set 3 (map)
- C++ STL | Set 4 (stack)
- C++ STL | Set 5 (queue)
- C++ STL | Set 6 (set)
- Search a node in BST
- C++ STL | Set 7 (unordered map)
- C++ STL | Set 8 (unordered set)
- Java Collection | Set 4 (TreeMap)
- Implement Atoi
- Find Number of Numbers
- Minimum distance between two numbers
- Find triplets with zero sum
- Operating an array
- Linked List Insertion
- Play with an array
- 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
- Triplet Family
- Sum of Binary Tree
- Insert in Middle of Linked List
- Pairwise Consecutive Elements
- Count Non-Leaf Nodes in Tree
- C++ Classes Introduction
- Product of array elements
- C++ Inheritance introduction
- C++ Call by reference
- Java Collections | Set 9 (Queue)
- Start Coding
- logical Operators
- Sort and Reverse Vector
- Front to Back
- Stack designer
- Queue Push & Pop
- Parties and seats
- Set Operations
- Map Operations
- Reverse array in groups
- Check if a string is Isogram or not
- Search an Element in an array
- Binary String
- Consecutive elements
- Factorial
- Prime Number
- GCD of Array
- Repetitive Addition Of Digits
- Searching a number
- Power of 2
- Sort The Array
- Nth Fibonacci Number
- Sort a String
- Strong Number
- Doubling the value
- Majority Element
- Shortest path from 1 to n
- Amend The Sentence
- Rotate Array
- Check if the number is Fibonacci
- Missing number in array
- Maximum product of two numbers
- Segregate Even and Odd numbers
- Count total set bits
- Number is sparse or not
- Bit Difference
- Count numbers containing 4
- Greater on right side
- Immediate Smaller Element
- Sum of distinct elements
- Binary Array Sorting
- Intersection of two arrays
- Union of two arrays
- Number of occurrence
- Maximum repeating number
- k largest elements
- Minimum difference pair
- Check if a number is power of another number
- Maximum money
- Absolute distinct count
- Middle of Three
- Generate Binary Numbers
- Count the numbers
- Find the Odd Occurence
- Maximum Possible Sum of Products
- Rotating an Array
- Searching an element in a sorted array
- Sum of primes
- Merge and Sort
- Rotate by 90 degree
- Longest Consecutive 1's
- Max-Min conversion
- Padovan Sequence
- Juggler Sequence
- Unusual String Sort
- Minimize the sum of product
- Missing number
- Reverse each word in a given string
- Find duplicates under given constraints
- Find first and last occurrence of x
- Ladoo problem
- Sum of dependencies in a graph
- Stuffs Division
- Sort in specific order
- Check if two arrays are equal or not
- Sherlock a Detective
- Unique Numbers
- Substrings with similar first and last characters
- Minimize sum of alternate product
- Check for subsequence
- Find first repeated character
- Count even substrings
- Index of first 1 in a sorted array of 0’s and 1’s
- Does array represent Heap
- Find the element that appears once in sorted array
- Last index of One
- Arranging the array
- Transpose of Matrix
- First element to occur k times
- Extract Maximum
- Remove Duplicates from unsorted array
- Uncommon characters
- Sum of numbers in string
- Find the smallest and second smallest element in an array
- Find minimum and maximum element in an array
- Find second largest element
- URLify a given string
- Sorted matrix
- Smallest power of 2 greater than or equal to n
- Pair array product sum
- Friendly Array
- Balanced Array
- Check if a string is Isogram or not
- Sort the Half Sorted
- Alternative Sorting
- Max value after m range operation
- Check set bits
- Count Pairs Odd Xor
- Quick Left Rotation
- Stable Sort and Position
- Twice counter
- Elements in the Range
- Print first n Fibonacci Numbers
- Remove repeated digits in a given number
- Sum of distinct elements for a limited range
- Check perfect square
- Total number of Strings
- Find the Highest number
- Print Matrix in snake Pattern
- Twisted Prime Number
- Anagram Palindrome
- Positive and negative elements
- Smallest number repeating K times
- Anshuman's Favourite Number
- Rectangle Number
- Sum of Digit Modified
- Repeated Character
- Merge two strings
- Sort String
- Minimum product pair
- Find unique element
- G.F Series
- Find the fine
- Minimum Product of k Integers
- Maximize ∑arr[i]*i of an Array
- Sort the string in descending order
- Sum of Digits Prime/Non-Prime
- Count number of elements between two given elements in array
- Find the closest number
- Series X1
- Distinct Elements in a Stream
- Count the characters in each word in a given sentence
- Find sum of even factors of a number
- Remove consonants from a string
- C++ A Speed Breaker
- Product of maximum in first array and minimum in second
- Message Spreading
- Making elements distinct
- C++ Function Overloading
- Last duplicate element in a sorted array
- Perfect Square String
- Sum of f(a[i], a[j]) over all pairs in an array of n integers
- Inverse Permutation
- Game with nos
- Why is Melody so chocolaty?
- Ishaan's Internship
- Ishaan Loves Chocolates
- Jay's Apples
- The Penalty Shootout
- Confused pappu
- Difference series
- Multiply left and right array sum.
- Doctors Clinic
- How Many X's?
- Height of Heap
- C++ 2-D Arrays | Set-2

Name

Prakriti Gupta

Institution

Rank in Institute

#3

Courses Attended

Overall Coding Score: 1700

Monthly Coding Score: 70

Weekly Coding Score: 0

- 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
- 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
- Remove duplicates from an unsorted linked list
- Sorted insert for circular linked list
- Split a Circular Linked List into two halves
- Reverse a Doubly Linked List
- Insertion Sort
- Merge Sort
- Quick Sort
- Right View of Binary Tree
- K distance from root
- Mirror Tree
- Two Mirror Trees
- Maximum Width of Tree
- Diameter of Binary Tree
- Check for Balanced Tree
- Heap Sort
- Nth node from end of linked list
- Left View of Binary Tree
- Merge two sorted linked lists
- Sum Tree
- Transform to Sum Tree
- Find Transition Point
- Queue using two Stacks
- Remove duplicate element from sorted Linked List
- Stack using two queues
- Level order traversal in spiral form
- Reverse Level Order Traversal
- DFS of Graph
- Reverse alternate levels of a perfect binary tree
- Insert a node in a BST
- BFS of graph
- Lowest Common Ancestor in a Binary Tree
- Determine if Two Trees are Identical
- Root to leaf path sum
- Print all nodes that don't have sibling
- Postorder traversal from given Inorder and Preorder traversals
- Absolute List Sorting
- Lowest Common Ancestor in a BST
- Implement two stacks in an array
- Largest subarray of 0's and 1's
- Level order traversal Line by Line
- Print BST elements in given range
- Largest subarray with 0 sum
- Minimum Depth of a Binary Tree
- Remove duplicates in small prime array
- Odd even level difference
- Binary Tree to BST
- Find nth element of spiral matrix
- Max sum in the configuration
- Equilibrium index of an array
- Leaf at same level
- Is Binary Tree Heap
- Josephus problem
- Expression Tree
- Java Collection | Set 3 (HashMap) Part-2
- Maximum Difference
- Check if Linked List is Palindrome
- Max distance between same elements
- Longest Consecutive Subsequence
- Check whether BST contains Dead End
- Kth largest element in BST
- Count distinct elements in every window
- Max Level Sum in Binary Tree
- Special Stack
- Root to leaf paths sum
- Three way partitioning
- Sort a stack
- Print Common Nodes in BST
- Level order traversal
- Peak element
- Inorder Successor in BST
- Delete nodes greater than k
- Index Of an Extra Element
- Merge Sort for Linked List
- Convert Ternary Expression to Binary Tree
- Union of Two Linked Lists
- Intersection of Two Linked Lists
- Insert in a Sorted List
- Ancestors in Binary Tree
- Level of a Node in Binary Tree
- Sum of leaf nodes in BST
- Root to Leaf Paths
- Maximum path sum
- Counting Sort
- Max and min element in Binary Tree
- Perfect Binary Tree
- Counting elements in two arrays
- Reverse a string using Stack
- Full binary tree
- Triplet with 0 sum in BST
- Symmetric Tree
- Construct Tree from Inorder & Preorder
- Construct BST from Postorder
- Huffman Decoding
- Huffman Decoding-1
- Vertical sum
- Next Right Node
- Count Pairs whose sum is equal to X
- Insert in Sorted way in a Sorted DLL
- Depth of node
- Predecessor and Successor
- Children Sum Parent
- Find length of Loop
- Deletion and Reverse in Linked List
- Change of Key in BST
- Median of BST
- Normal BST to Balanced BST
- Reverse First K elements of Queue
- Sum of Leaf Nodes
- Sum of Right Leaf Nodes
- Deletion in a Binary Tree
- Nodes at Odd Levels
- Closest Neighbor in BST
- Brothers From Different Roots
- Kth Ancestor in a Tree
- Check if two Nodes are Cousins
- Sum of Leaf Nodes at Min Level
- Tilt of Binary Tree
- Delete middle element of a stack
- Vertical Width of a Binary Tree
- Rotate doubly Linked List
- C++ Multi-level inheritance
- C++ Function overloading
- C++ complex number addition (operator overloading)
- C++ Template
- The New Line
- Data Types
- The Size of
- Taking input
- Learn to Comment
- GetLine and Ignore
- Learning to be precise
- Even Odd
- For Loop- primeCheck
- While loop- printTable
- Learning Macros
- Step by Step Condition
- Start Coding - Java
- The New Line - Java
- Data Types - Java
- Taking input - Java
- Learn to Comment - Java
- nextLine and next
- Precise Fomat - Java
- logical Operators - Java
- Count Odd Even
- Need Some Change
- Count the Specials
- Matrix Interchange
- Predict the Column
- Count Odd Even - Java
- The Pattern Matcher - Java
- Need Some Change - Java
- Almost Equal -Java
- Count the Specials - Java
- Matrix Interchange - Java
- Consonants and Vowels check - Java
- Predict the Column - Java
- Xoring and Clearing - Java
- Magic in CPP
- Swap the objects
- Structs and Objects
- Two Dimensional World
- Learning Structs
- Delete Array
- Pair in Java
- Maximum Area Rectangle
- Sum of Big Integers
- BigInteger Multiply
- BigInteger mod
- Find the Frequency
- Back to Front
- Pair Sum in Vector
- Student of the Year
- ArrayList Operation
- Operations on ArrayList
- Stack Operations
- Queue Operations
- Get min at pop
- Deque Implementations
- Min Heap implementation
- Frequency Game
- Multiset Operations
- Multimap Operations
- Pair Sum Existence
- Pair Sum Existence- Revisited
- Union of Two Sorted Arrays
- Subarray with 0 sum
- Winner of an election
- Subarray range with given sum
- Reverse words in a given string
- Minimum indexed character
- Pangram Checking
- Minimum indexed character
- Frequencies of Limited Range Array Elements
- Number of Unique Paths
- Wave Array
- Maximum Gap
- Pattern Searching
- Print Pattern
- Rotation
- Search in a Rotated Array
- Maximize Toys
- Non Repeating Character
- Minimum number of Coins
- Sum of Middle Elements of two sorted arrays
- Good Pairs
- First Repeating Element
- Count Occurences of Anagrams
- Reverse words in a given string
- Move all zeroes to end of array
- Remove all duplicates from a given string
- Remove “b” and “ac” from a given string
- Spirally traversing a matrix
- Sort an array of 0s, 1s and 2s
- Finding Number
- Maximum value in a bitonic array
- Finding Position
- Amount of Water
- Single Number
- Segregate even and odd nodes in a Linked List
- Count increasing Subarrays
- Element that appears once where every element occurs twice
- Longest Distinct characters in string
- Count distinct pairs with difference k
- Replace by X
- Column name from a given column number
- Remove Duplicates
- Addition of submatrix
- Maximum sum increasing subsequence
- Array to BST
- Facing the sun
- Triangular Number
- Key Pair
- Maximum Difference
- Product array puzzle
- Reverse Bits
- Count Smaller elements
- Reach the Nth point
- Subarray with given sum
- Count numbers
- Leaders in an array
- Swap all odd and even bits
- Count number of hops
- Equal to product
- Count pairs with given sum
- Inorder Traversal and BST
- Segregate 0s and 1s
- Triplet Sum in Array
- Two Repeated Elements
- Reach a given score
- Overlapping rectangles
- Minimum element in a sorted and rotated array
- Search in a matrix
- Number Of Open Doors
- Day of the week
- Chinky and diamonds
- Shop in Candy Store
- Largest number possible
- Missing element of AP
- Count the Zeros
- Distinct absolute array elements
- 0 - 1 Knapsack Problem
- Longest Common Increasing Subsequence
- Valid Substring
- Count the Reversals
- Tom and Jerry
- Number of ways to find two numbers
- Number that are not divisible
- Game of Death in a circle
- Help Mommy out
- Final Destination
- Left out candies
- Change Bits
- Collection of pens
- Element appearing once
- Equilibrium point
- Floor in a Sorted Array
- Finding Profession
- Finding the numbers
- Minimum Energy
- Least Prime Factor
- Maximize sum after K negations
- Adding Ones
- Deficient Number
- Equal Point in Sorted Array
- Count Pairs in an Array
- Min sum formed by digits
- Min Subsets with Consecutive Numbers
- Move all negative elements to end
- String Manipulation
- Chocolate Distribution Problem
- Binary Tree K level sum
- Maximum Sum Bitonic Subsequence
- Sum of k smallest elements in BST
- Find sum of divisors
- Last non-zero digit in factorial
- Reverse Coding
- Kth Prime factor of a Number
- Maximum no of 1's row
- Drive the car
- Decode the string
- Max sum in sub-arrays
- Game of XOR
- Love For The Twins
- Sum of all substrings of a number
- Minimum Operations
- Shortest distance in infinite tree
- Meta Strings
- Excel Sheet | Part - 2
- Largest Fibonacci Subsequence
- K-th element of two sorted Arrays
- Evaluation of Postfix Expression
- Maximum difference Indexes
- Common elements
- Recursive sequence
- Rod Cutting
- Efficiently sorting numbers in range from 0 to n^2 - 1
- Array Subset of another array
- Count the paths
- First negative integer in every window of size k
- Length of longest subarray
- Merge two binary Max heaps
- Game with String
- Paths to reach origin
- Subarray with 0 sum
- Group Anagrams Together
- Second most repeated string in a sequence
- Shortest Common Supersequence
- Assign Mice Holes
- Greedy Fox
- Mr Modulo and Pairs
- Minimum Number in a sorted rotated array
- Sum of length
- Sort by Absolute Difference
- BBT counter
- Primes sum
- Swapping pairs make sum equal
- Toppers Of Class
- Sum of K Primes
- Closest Strings
- Replace a word
- Bitonic Generator Sort
- Count of strings that can be formed using a, b and c under given constraints
- Maximum sum Problem
- Minimum indexed character
- Stickler Thief
- Maximum Product Cutting
- Compute (a*b)%c
- Maximum number of zeroes
- Merging two unsorted arrays in sorted order
- Even Fibonacci Numbers Sum
- Chocolate Station
- K-Ary Tree
- Right angled triangles
- Boundary Elements of Matrix
- Count the triplets
- Sum of two large numbers
- Pairs with Positive Negative values
- Numbers containing 1, 2 and 3
- Pairs with Difference less than K
- Geek and his Tricky Series
- Non-Repeating Element
- Closing bracket index
- Number of pairs with maximum sum
- Roof Top
- Pairs which are Divisible by 4
- Find winner of the Game of Nim
- Sum of all divisors from 1 to n
- Maximum distinct elements after removing K elements
- Arya and The Great War
- Reorganize The Array
- Form a number divisible by 3 using array digits
- 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
- Ease the Array
- Amicable Pair
- Count ways to express N as the sum of 1,3 and 4
- Numbers with prime frequencies greater than or equal to k
- Counts Zeros Xor Pairs
- Easy string
- Damon Prime
- C++ Matrix Rotation by 180 degree
- Check if a number is divisible by 8
- Arya's Long String
- Ishaan and Sticks
- Find the closest pair from two arrays
- The Inverting Factor
- Print Bracket Number
- Searching in an array where adjacent differ by at most k
- The Optimal Selection
- Minimum changes to make all substrings distinct
- Smallest greater elements in whole array
- Eulerian Path in an Undirected Graph
- Product of Prime Factors
- Fitting The Array
- Print adjacency list
- Java Collections | Set 6 (Stack)
- C++ Exception Handling

- Reverse a Linked List in groups of given size.
- Delete nodes having greater value on right
- Count BST nodes that lie in a given range
- Check for BST
- Tree from Postorder and Inorder
- Bottom View of Binary Tree
- Delete without head pointer
- Add all greater values to every node in a BST
- Diagonal Traversal of Binary Tree
- Delete a node from BST
- Detect cycle in an undirected graph
- Min distance between two given nodes of a Binary Tree
- The Celebrity Problem
- Merge K sorted linked lists
- Get minimum element from stack
- Make Binary Tree From Linked List
- Check if subtree
- Kth element in Matrix
- Remove loop in Linked List
- Max length chain
- Largest BST
- Multiply two strings
- Minimum Swaps to Sort
- 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
- Euler Circuit in a Directed Graph
- Euler circuit and Path
- 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
- Foldable Binary Tree
- Node at distance
- Mirror of a given node
- Leaves to DLL
- Construct Tree from Preorder Traversal
- Convert Level Order Traversal to BST
- Count Number of SubTrees having given Sum
- C++ Friend function
- C++ Generic sort
- Operations on PriorityQueue
- Smallest Positive missing number
- Sorting Elements of an Array by Frequency
- Longest consecutive subsequence
- Count ways to N'th Stair(Order does not matter)
- Coin Change
- Kadane's Algorithm
- Find Missing And Repeating
- Sum Of Prime
- Excel Sheet | Part - 1
- Print Diagonally
- Equal Sum
- Next Permutation
- Longest Increasing Subsequence
- Parenthesis Checker
- Longest Common Subsequence
- Count ways to reach the n'th stair
- Count ways to N'th Stair(Order does not matter)
- Edit Distance
- Magic Triplets
- Maximum Rectangular Area in a Histogram
- Consecutive 1's not allowed
- Count of Subarrays
- Longest Even Length Substring
- Path in Matrix
- Trapping Rain Water
- Case-specific Sorting of Strings
- Sum of bit differences
- Subset Sum Problem
- Factorials of large numbers
- Find Prime numbers in a range
- Largest Number formed from an Array
- Longest Palindrome in a String
- Modular Exponentiation for large numbers
- Rearrange Array Alternately
- Rearrange an array with O(1) extra space
- Maximum of all subarrays of size k
- Row with max 1s
- Boolean Matrix Problem
- Sorting Elements of an Array by Frequency
- Design a tiny URL or URL shortener
- Nuts and Bolts Problem
- Rotate a 2D array without using extra space
- Special Keyboard
- Number of ways
- Minimum Cost of ropes
- Preorder to Postorder
- Maximum length Bitonic Subarray
- Smallest number on left
- Longest consecutive subsequence
- Stock span problem
- Convert an array to reduced form
- Minimum steps to get desired array
- Handshakes
- Is Binary Number Multiple of 3
- Preorder Traversal and BST
- Card Rotation
- Cost of Sweets
- Bleak Numbers
- Next larger element
- Unique BST's
- Matchsticks game
- Word Break
- Kth smallest element
- Divisible by 8
- Longest Common Substring
- Minimums in Array
- Print leaf nodes from preorder traversal of BST
- Check Mirror in N-ary tree
- Rearrange characters
- First non-repeating character in a stream
- K
^{th}largest element in a stream - Zero Sum Subarrays
- Nearly Sorted Algorithm
- Infix to Postfix
- Smallest Absolute Difference
- Smallest Positive missing number
- Longest Bitonic subsequence
- Reverse Spiral Form of Matrix
- Perfect Sum Problem
- Array Pair Sum Divisibility Problem
- Longest Common Prefix in an Array
- Median In a Row-Wise sorted Matrix
- Row with minimum number of 1's
- Matrix Chain Multiplication
- Subarrays with equal 1s and 0s
- Make Matrix Beautiful
- The Tiny Miny
- Sum of XOR of all pairs
- Marks of PCM
- Save Gotham!
- Possible paths between 2 vertices