Name
Rose
Institute

Courses Attended
Overall Coding Score: 1143
Monthly Coding Score: 1037
Weekly Coding Score: 100
 Power of 2
 Pythagorean Triplet
 Majority Element
 Permutations of a given string
 Missing number in array
 Number of paths
 Count total set bits
 Bit Difference
 Immediate Smaller Element
 Convert array into ZigZag fashion
 k largest elements
 Minimum difference pair
 Find position of set bit
 Find the Odd Occurence
 Set Bits
 Minimize the sum of product
 Replace the Bit
 Find first set bit
 Last index of One
 Sorted matrix
 Swap and Maximize
 Alternative Sorting
 Check set bits
 Twice counter
 Shuffle integers
 Remove repeated digits in a given number
 Merge two strings
 G.F Series
 Ishaan Loves Chocolates
 Count nodes of linked list
 Size of Binary Tree
 Inorder Traversal
 Count Leaves in Binary Tree
 Height of Binary Tree
 Finding middle element in a linked list
 Circular Linked List
 Implement stack using array
 Implement Queue using array
 Remove duplicate elements from sorted Array
 C++ STL  Set 5 (queue)
 Minimum element in BST
 Identical Linked Lists
 Modular Node
 Maximum in Struct Array
 Queue Reversal
 Sum of Binary Tree
 Pairwise Consecutive Elements
 Count NonLeaf Nodes in Tree
 Product of array elements
 Frequencies of Limited Range Array Elements
 Anagram
 Number of Unique Paths
 Wave Array
 Print Pattern
 Rotation
 Search in a Rotated Array
 Rectangles in N*N Board
 Squares in N*N Chessboard
 Magic Number
 Maximize Toys
 Non Repeating Character
 Sum of Middle Elements of two sorted arrays
 First Repeating Element
 Count Occurences of Anagrams
 Reverse words in a given string
 Count Substrings
 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
 Finding Number
 Maximum value in a bitonic array
 Next greater number set digits
 Finding Position
 Single Number
 Element that appears once where every element occurs twice
 Count distinct pairs with difference k
 Replace by X
 Column name from a given column number
 Maximum Product Subarray
 N meetings in one room
 Remove Duplicates
 Kth distance
 Maximum sum increasing subsequence
 Facing the sun
 Max Sum without Adjacents
 Key Pair
 Maximum Difference
 Product array puzzle
 Reverse Bits
 Reach the Nth point
 Subarray with given sum
 Leaders in an array
 Max rope cutting
 Count number of hops
 Equal to product
 Count pairs with given sum
 Inorder Traversal and BST
 Segregate 0s and 1s
 Triplet Sum in Array
 Three Great Candidates
 Reach a given score
 Overlapping rectangles
 Minimum element in a sorted and rotated array
 Search in a matrix
 Fibonacci Sum
 Shop in Candy Store
 Largest number possible
 Count the Zeros
 Cutted Segments
 Smallest number subset
 Power of Numbers
 Raju and coins
 Largest number with given sum
 Element appearing once
 Equilibrium point
 Buildings receiving sunlight
 Max value
 Finding the numbers
 Min Number of Flips
 Min sum formed by digits
 String Manipulation
 Flood fill Algorithm
 Maximum no of 1's row
 Friends Pairing Problem
 Smallest subarray with sum greater than x
 Game of XOR
 Find largest word in dictionary
 Love For The Twins
 Minimum Operations
 Equal point in a string of brackets
 Find all pairs with a given sum
 Meta Strings
 Numbers with same first and last digit
 Largest Fibonacci Subsequence
 Evaluation of Postfix Expression
 Rod Cutting
 Element with left side smaller and right side greater
 Array Subset of another array
 Game with String
 Four Elements
 Paths to reach origin
 Subarray with 0 sum
 Get Minimum Squares
 Nth catalan number
 Group Anagrams Together
 Sum equals to Sum
 Find Pair Given Difference
 Second most repeated string in a sequence
 Count all possible paths from top left to bottom right
 Largest Permutation
 Number of Groups
 Swapping pairs make sum equal
 Minimum steps to minimize n as per given condition
 Count of strings that can be formed using a, b and c under given constraints
 Nth item through sum
 Maximum sum Problem
 Minimum indexed character
 Minimum Cost To Make Two Strings Identical
 Stickler Thief
 Maximum Product Cutting
 Even and odd elements at even and odd positions
 Find the most frequent digit
 Sum of Lengths of NonOverlapping SubArrays
 Common Subsequence
 Boundary Elements of Matrix
 Count the triplets
 Star elements
 Pairs with Positive Negative values
 Numbers containing 1, 2 and 3
 GeeksforGeeks New System
 Fact Digit Sum
 NonRepeating Element
 Nearest multiple of 10
 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
 Ease the Array
 Count ways to express N as the sum of 1,3 and 4
 C++ Matrix Rotation by 180 degree
 Print Binary Tree levels in sorted order
 Check if a number is divisible by 8
 Hungry Pizza Lovers
 Ishaan and Sticks
 Maximum sum of increasing order elements from n arrays
 Print Bracket Number
 Check if it is possible to survive on Island
 Smallest number with sum of digits as N and divisible by 10^N
 Delete array elements which are smaller than next or become smaller
 Save Ironman
 Pair with given sum in a sorted array
 Reverse a linked list
 Delete N nodes after M nodes of 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
 linked list of strings forms a palindrome
 Merge 2 sorted linked list in reverse order
 Detect Loop in linked list
 Sorted insert for circular linked list
 Split a Circular Linked List into two halves
 Merge 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
 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
 Transform to Sum Tree
 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
 Reverse Level Order Traversal
 DFS of Graph
 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
 Absolute List Sorting
 Lowest Common Ancestor in a BST
 Implement two stacks in an array
 Run Length Encoding
 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
 Odd even level difference
 Binary Tree to BST
 Equilibrium index of an array
 Leaf at same level
 Is Binary Tree Heap
 Multiply two linked lists
 Sorted subsequence of size 3
 Expression Tree
 Check if Linked List is Palindrome
 Max distance between same elements
 Check whether BST contains Dead End
 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
 Longest consecutive sequence in Binary tree
 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
 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
 Counting elements in two arrays
 Reverse a string using Stack
 Linked List that is Sorted Alternatingly
 Full binary tree
 Modify Linked List1
 Triplet with 0 sum in BST
 Symmetric Tree
 Arrange Consonants and Vowels
 Vertical sum
 Next Right Node
 Count Pairs whose sum is equal to X
 Check if Tree is Isomorphic
 Predecessor and Successor
 Children Sum Parent
 Diagonal Sum In Binary Tree
 Find length of Loop
 Deletion and Reverse in Linked List
 Change of Key in BST
 Linked List Matrix
 Reverse First K elements of Queue
 Height of Spiral Tree
 Sum of Leaf Nodes
 Sum of Right Leaf Nodes
 Sum of Left Leaf Nodes
 Closest Neighbor in BST
 Brothers From Different Roots
 Exchange the Leaf Nodes
 ZigZag Tree Traversal
 Sum of Leaf Nodes at Min Level
 Delete middle element of a stack
 Rotate doubly Linked List
 Matrix Interchange
 Matrix Interchange  Java
 Find the Frequency
 Deque Implementations
 Frequency Game
 Subarray with 0 sum
 Reverse words in a given string
 Minimum indexed character
 Coin Change
 Kadane's Algorithm
 Find Missing And Repeating
 Sum Of Prime
 Print Diagonally
 Maximum Index
 Next Permutation
 Longest Increasing Subsequence
 Parenthesis Checker
 Longest Common Subsequence
 Minimum number of jumps
 Count ways to reach the n'th stair
 Count ways to N'th Stair(Order does not matter)
 Egg Dropping Puzzle
 Edit Distance
 Maximum Rectangular Area in a Histogram
 Trapping Rain Water
 Sum of bit differences
 Number of Coins
 Minimum Platforms
 Number following a pattern
 Stock buy and sell
 Largest Number formed from an Array
 Rearrange Array Alternately
 Relative Sorting
 Maximum of all subarrays of size k
 Largest square formed in a matrix
 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
 Number of ways
 Minimum Cost of ropes
 Inversion of array
 Longest consecutive subsequence
 Stock span problem
 Handshakes
 Palindromic Array
 Is Binary Number Multiple of 3
 Preorder Traversal and BST
 Minimize the heights
 Next larger element
 X Total Shapes
 Total Decoding Messages
 Unique BST's
 Kth smallest element
 Print leaf nodes from preorder traversal of BST
 Is Sudoku Valid
 Check Mirror in Nary tree
 Rearrange characters
 First nonrepeating character in a stream
 Stepping Numbers
 K^{th} largest element in a stream
 Zero Sum Subarrays
 Infix to Postfix
 Smallest Positive missing number
 Array Pair Sum Divisibility Problem
 Page Faults in LRU
 Median In a RowWise sorted Matrix
 In First But Second
 Row with minimum number of 1's
 Subarrays with equal 1s and 0s
 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
 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
 Boundary Traversal of binary tree
 Min distance between two given nodes of a Binary Tree
 Maximum difference between node and its ancestor
 The Celebrity Problem
 Print a Binary Tree in Vertical Order
 Merge K sorted linked lists
 Get minimum element from stack
 Serialize and Deserialize a Binary Tree
 Make Binary Tree From Linked List
 Extreme nodes in alternate order
 Kth element in Matrix
 Clone a Binary Tree
 Remove loop in Linked List
 Max length chain
 Rat in a Maze Problem
 Number of root to leaf paths
 Find the Closest Element in BST
 Delete keys in a Linked list
 Merge two BST 's
 Merge k Sorted Arrays
 Print Nodes having K leaves
 kth smallest element in BST
 Polynomial Addition
 Binary Tree to CDLL
 Find a pair with given target in BST
 Occurences of 2 as a digit
 Construct expression tree
 KSum Paths
 Foldable Binary Tree
 Leftmost and rightmost nodes of binary tree
 Node at distance
 Mirror of a given node
 Leaves to DLL
 Right Sibling in Binary Tree
 Construct Tree from Preorder Traversal
 Construct a Full Binary Tree
 Convert Level Order Traversal to BST
 Count Number of SubTrees having given Sum
 Maximum sum of Nonadjacent nodes
 Smallest Positive missing number
 Unique BST's
 Unit Area of largest region of 1's
 Sorting Elements of an Array by Frequency
 Count ways to N'th Stair(Order does not matter)