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vsuhaas02
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Language Used
C++
Coding Score
1001
Problem Solved
402
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59 points
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59 points
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BASIC (66)
EASY (165)
MEDIUM (160)
HARD (11)
- Reverse a linked list
- Delete nodes having greater value on right
- Remove duplicates from an unsorted linked list
- Inorder Traversal
- Check for BST
- Right View of Binary Tree
- K distance from root
- Height of Binary Tree
- Balanced Tree Check
- Kth from End of Linked List
- Middle of a Linked List
- Delete Middle of Linked List
- Decimal Equivalent of Binary Linked List
- Intersection Sorted Linked Lists
- Find Transition Point
- Queue using two Stacks
- Remove Duplicates from a Sorted Linked List
- Level Order in spiral form
- Reverse Level Order Traversal
- DFS of Graph
- Stack using Linked List
- Insert a node in a BST
- BFS of graph
- Identical Trees
- Square Root
- Nodes without a Sibling
- Lowest Common Ancestor in a BST
- Binary Search
- Remove Duplicates Sorted Array
- BST Keys in a Range
- Binary Tree to BST
- Equilibrium index of an array
- Leaves at Same Level or Not
- Delete in a Singly Linked List
- Kth largest element in BST
- Minimum distance in an Array
- Array Duplicates
- Special Stack
- Inorder Successor in BST
- More than n/k Occurrences
- Symmetric Tree
- Median of BST
- Leaf under budget
- Queue Reversal
- Reverse first K of a Queue
- Closest Neighbour in BST
- Brothers From Different Roots
- Delete Mid of a Stack
- Swap the array elements
- Predict the Column
- Consonants and Vowels check
- Find the Frequency
- Frequency in Queue
- Deque Implementations
- First Set Bit
- Rightmost different bit
- K-th Bit is Set or Not
- Power of 2
- Wave Array
- Frequencies in a Limited Array
- Equilibrium Point
- Array Leaders
- Floor in a Sorted Array
- Print adjacency list
- Sum of upper and lower triangles
- Print Matrix in snake Pattern
- Transpose of Matrix
- Rotate by 90 degree
- Matrix Boundary Traversal
- Anagram
- String Rotated by 2 Places
- Strings Rotations of Each Other
- Isomorphic Strings
- Reverse Words
- Panagram Checking
- Non Repeating Character
- Parenthesis Checker
- Generate Binary Numbers
- K largest elements
- N meetings in one room
- Count number of hops
- First Repeating Element
- Union of Arrays with Duplicates
- Check Equal Arrays
- Max Value Permutation
- Missing And Repeating
- Non-Repeating Element
- Find Kth Rotation
- Sort by Set Bit Count
- Common in 3 Sorted Arrays
- Sorted and Rotated Minimum
- Search in a Row-Column sorted matrix
- Move All Zeroes to End
- String Duplicates Removal
- Missing number
- Chocolate Distribution Problem
- Find Pair Given Difference
- Alternate Positive Negative
- Count Alphabets
- Remove Duplicates
- Sum of two numbers represented as arrays
- Second Largest
- Rotate Bits
- Find all pairs with a given sum
- Number of occurrence
- Check if array is sorted
- Longest Common Prefix of Strings
- Two sum -Pairs with 0 Sum
- Play With OR
- At Least K Occurrences
- Find the closest pair from two arrays
- Four Elements
- Palindrome String
- Divisibility by 8
- Number of 1 Bits
- Armstrong Numbers
- Max Sum Subarray of size K
- Nth Fibonacci Number
- Ceil The Floor
- Number of factors
- Palindrome
- Maximum Sum Problem
- Reach the Nth point
- Minimum number of Coins
- Perfect Numbers
- Largest number possible
- Squares in N*N Chessboard
- Form a number divisible by 3 using array digits
- Find nth root of m
- Arithmetic Number
- Surround the 1's
- Inorder Traversal and BST
- Letters Collection
- Sum of dependencies in a graph
- Even and Odd
- Search insert position of K in a sorted array
- Queue using stack
- Smallest window containing 0, 1 and 2
- Largest odd number in string
- All divisors of a Number
- Find XOR of numbers from L to R.
- Search in Linked List
- Remove duplicates from a sorted doubly linked list
- Array to Linked List
- Bit Manipulation
- Introduction to Trees
- Binary Search Trees
- Introduction to Doubly Linked List
- Implementation of Priority Queue using Binary Heap
- Range OR
- Geekina loves order
- Special Array
- Count the Substrings
- Wave Array
- Unique Number of Occurrences
- Beautiful Number
- Strong Students in School
- Weird Island
- Strange Median!
- Negative Prefix
- Nearest Perfect Square
- Antique Collections
- Minimum Distance
- Count Indices
- Magic Array
- Sorting Elements of an Array by Frequency
- Sort a linked list of 0s, 1s and 2s
- Merge 2 sorted linked list in reverse order
- Detect Loop in linked list
- Insert in Sorted Circular Linked List
- Quick Sort
- Binary Tree from Inorder and Postorder
- Bottom View of Binary Tree
- Heap Sort
- Sum Tree
- Directed Graph Cycle
- Undirected Graph Cycle
- Two Stacks in an Array
- The Celebrity Problem
- Largest subarray with 0 sum
- Topological sort
- Merge K sorted linked lists
- Find kth element of spiral matrix
- Validate an IP Address
- Minimum Swaps to Sort
- Implement Atoi
- Rat in a Maze Problem - I
- Bipartite Graph
- BST with Dead End
- Merge two BST 's
- k-Anagram
- Merge k Sorted Arrays
- Find triplets with zero sum
- Sort a stack
- Top View of Binary Tree
- k-th Smallest in BST
- Binary Tree to CDLL
- Pair Sum in BST
- Leftmost and rightmost nodes of binary tree
- Isomorphic Trees
- Predecessor and Successor
- Children Sum in a Binary Tree
- Kth Ancestor in a Tree
- ZigZag Tree Traversal
- Mother Vertex
- Ceil in BST
- Tower Of Hanoi
- Smallest Positive Missing
- Power Of Numbers
- Rearrange Array Alternately
- Maximum Index
- Rotate Array
- Kadane's Algorithm
- Majority Element
- Count Inversions
- Union of 2 Sorted with Duplicates
- Indexes of Subarray Sum
- Triplet Sum in Array
- Merge Without Extra Space
- Level of Nodes
- Make Matrix Beautiful
- Boolean Matrix
- Spirally traversing a matrix
- Determinant of a Matrix
- Distance of nearest cell having 1
- Subarray with 0 sum
- Longest Consecutive Subsequence
- Next Greater Element
- Fractional Knapsack
- Job Sequencing Problem
- Minimum Jumps
- Stickler Thief
- Ways to Reach the n'th Stair
- Longest Increasing Subsequence
- Longest Common Subsequence
- 0 - 1 Knapsack Problem
- Lucky Numbers
- Zero Sum Subarrays
- Kth Smallest
- Shortest Common Supersequence
- Nth Catalan Number
- Rotten Oranges
- Top K Frequent in Array
- Stock Buy and Sell – Multiple Transaction Allowed
- 4 Sum - All Quadruples
- Sort 0s, 1s and 2s
- Pascal Triangle
- Number of subarrays with maximum values in given range
- Flip Bits
- Equal Sum
- Maximize Number of 1's
- Single Among Doubles in a Sorted
- Consecutive 1's not allowed
- Single Among Doubles
- Pythagorean Triplet
- Search in Rotated Sorted Array
- Smallest factorial number
- Max Score from Subarray Mins
- Form the Largest Number
- Maximum Product Subarray
- Row with max 1s
- Max Sum without Adjacents
- Factorials of large numbers
- Longest Common Substring
- K-th element of two Arrays
- Triplets with Smaller Sum
- LCS of three strings
- Longest Palindromic Subsequence
- Largest Sum Subarray of Size at least K
- Minimize the Heights II
- Transform to prime
- First and Last Occurrences
- Number following a pattern
- Subarrays Product Less than K
- Unique Number II
- Bleak Numbers
- Largest prime factor
- Modified Game of Nim
- Coin Change (Count Ways)
- Sieve of Eratosthenes
- Gold Mine Problem
- Perfect Sum Problem
- Power Set
- Partition Equal Subset Sum
- Subset Sums
- Game with String
- Smith Number
- How Many X's?
- Longest Repeating Subsequence
- Stream First Non-repeating
- Segregate even and odd nodes in a Linked List
- Replace O's with X's
- Find the string in grid
- Help a Thief!!!
- Shortest Source to Destination Path
- Spiral Matrix
- Jump Game
- Subset Sum Problem
- Search Pattern (Rabin-Karp Algorithm)
- Number of Provinces
- Find duplicate rows in a binary matrix
- Paths from root with a specified sum
- Minimize the Heights I
- Anti Diagonal Traversal of Matrix
- Unique Number III
- All Unique Permutations of an array
- Reverse a Stack
- Maximum Meetings in One Room
- Buy Maximum Stocks
- Minimum Multiplications to reach End
- Eventual Safe States
- Shortest path in Directed Acyclic Graph
- Find length of the longest subarray containing atmost two distinct integers
- Maximum Consecutive Ones
- Frog Jump
- Asteroid Collision
- Grid Path 2
- Subset II
- Next Greater Element 2
- Maximum Sum Combination
- Replace elements by its rank in the array
- Floor in BST
- Fraction pairs with sum 1
- Find the final array
- Fest and Posters
- Count Linked List Nodes
- Postorder Traversal
- Implement stack using array
- Queue using Linked List
- Queue Using Array
- Doubly linked list Insertion at given position
- Replace all 0's with 5
- Preorder Traversal
- First Occurence
- Search a node in BST
- Palindromic Array
- Multiply Matrices
- Peak element
- Linked List Insertion At End
- Minimum element in BST
- Anagram of String
- Bit Difference
- Reverse array in groups
- Array Search
- Sorted Array Search
- Binary String
- Sum of numbers in string
- Reverse a String
- First n Fibonacci
- Sum of Array
- Sort a String
- Sort The Array
- Remove all characters other than alphabets
- Value equal to index value
- Encrypt the string - 1
- Remove vowels from string
- Immediate Smaller Element
- Count the characters
- Quick Left Rotation
- Remove Spaces
- Largest Element in Array
- Rotate Array by One
- Exceptionally odd
- Array Subset
- Rotating an Array
- Remove Duplicates from unsorted array
- First and Second Smallests
- Remove character
- Odd or Even
- Set the rightmost unset bit
- LCM And GCD
- Leap Year
- Strong Numbers
- Median of an Array
- Sort first half in ascending and second half in descending
- Sum Of Digits
- Factorial
- Automorphic Number
- Perfect Number
- Sum of AP series
- Sum of GP
- Binary number to decimal number
- Prime Number
- Sum of first n terms
- Count Squares
- Middle of Three
- Swap two numbers
- Addition of two square matrices
- Naughty Geek
- Who has the majority?
- Naughty Geek
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