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ukasp
STREAK
67/1431
days
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Institution
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1 RankInstitute Rank
Language Used
C++, C, Python, Java, Javascript
Coding Score
3209
Problem Solved
1468
Contest Rating
__
1107 points
Contributor
1107 points
Contributor
1 Point
Proficient
Proficient
100 Point
Scholar
Scholar
1k Point
Master
Master
10k Point
Ace
Ace
50k Point
4 submissions in current year
SCHOOL (6)
BASIC (365)
EASY (601)
MEDIUM (440)
HARD (56)
- Reverse alternate nodes in Link List
- Rotate a Linked List
- Sort a linked list of 0s, 1s and 2s
- Add Number Linked Lists
- Rearrange a linked list
- Add 1 to a Linked List Number
- Merge 2 sorted linked list in reverse order
- Detect Loop in linked list
- Insert in Sorted Circular Linked List
- QuickSort on Doubly Linked List
- Count BST nodes that lie in a given range
- Merge Sort
- Quick Sort
- Binary Tree from Inorder and Postorder
- Bottom View of Binary Tree
- Intersection in Y Shaped Lists
- Diameter of a Binary Tree
- Heap Sort
- Merge two sorted linked lists
- Add all greater values to every node in a BST
- Sum Tree
- Construct Binary Tree from Parent Array
- Connect Nodes of Levels
- Flattening a Linked List
- Diagonal Tree Traversal
- Tree Boundary Traversal
- Directed Graph Cycle
- Undirected Graph Cycle
- LCA in Binary Tree
- Two Stacks in an Array
- Largest subarray with 0 sum
- Topological sort
- Vertical Tree Traversal
- Merge K sorted linked lists
- Find the number of islands
- Find kth element of spiral matrix
- Get Min from Stack
- Linked List to Binary Tree
- Extreme nodes in alternate order
- Kth element in Matrix
- Remove loop in Linked List
- Dijkstra Algorithm
- Minimum Spanning Tree
- Count Palindromic Subsequences
- Multiply two strings
- Minimum Swaps to Sort
- Implement Atoi
- Maximum Difference
- Palindrome Linked List
- Strongly Connected
- Print matrix in diagonal pattern
- Bipartite Graph
- Closest in BST
- BST with Dead End
- Delete keys in a Linked list
- Merge two BST 's
- Count distinct elements in every window
- Merge k Sorted Arrays
- Bridge edge in a graph
- Find triplets with zero sum
- Sort a stack
- Top View of Binary Tree
- k-th Smallest in BST
- Find Common Nodes in two BSTs
- Polynomial Addition
- Merge Sort for Linked List
- Union of Two Linked Lists
- Binary Tree to CDLL
- Complete Binary Tree
- Counting elements in two arrays
- Linked List that is Sorted Alternatingly
- K Sum Paths
- Leftmost and rightmost nodes of binary tree
- Modify Linked List-1
- Arrange Consonants and Vowels
- Vertical sum
- Insert in Sorted way in a Sorted DLL
- Maximum path sum from any node
- Children Sum in a Binary Tree
- Diagonal sum in binary tree
- Deletion and Reverse in Circular Linked List
- Kth Ancestor in a Tree
- ZigZag Tree Traversal
- Vertical Width of a Binary Tree
- SP - The Pattern
- Cat and Hat
- Coin Change - Minimum number of coins
- Pairwise swap of nodes in LinkedList
- Swap Kth nodes from ends
- Mother Vertex
- Pair Sum in BST
- Gray to Binary Conversion
- Tower Of Hanoi
- Smallest Positive Missing
- Power Of Numbers
- Rearrange Array Alternately
- Rearrange an array with O(1) extra space
- Maximum Index
- Stock buy and sell
- Rotate Array
- Kadane's Algorithm
- Majority Element
- Count Inversions
- Two Repeated Elements
- Union of 2 Sorted Arrays
- Indexes of Subarray Sum
- Triplet Sum in Array
- Merge Without Extra Space
- Closer to sort
- Level of Nodes
- Make Matrix Beautiful
- Boolean Matrix
- Spirally traversing a matrix
- Search in a sorted Matrix
- Distance of nearest cell having 1
- Unit Area of largest region of 1's
- Subarray with 0 sum
- Sort Elements by Decreasing Frequency
- Longest Consecutive Subsequence
- Case-specific Sorting of Strings
- Postfix Evaluation
- Stock span problem
- Next Greater Element
- Infix to Postfix
- K Sized Subarray Maximum
- Kth smallest element
- Nearly sorted
- Activity Selection
- Fractional Knapsack
- Job Sequencing Problem
- Minimum Platforms
- Unique Subsets
- Minimum Jumps
- Detect Cycle using DSU
- Stickler Thief
- Ways to Reach the n'th Stair
- Egg Dropping Puzzle
- Longest Increasing Subsequence
- Longest Common Subsequence
- 0 - 1 Knapsack Problem
- Lucky Numbers
- Minimum number of jumps
- Equal Sum Partition
- Sort according to an Array
- Shopkeeper Profit
- Preorder to BST
- X Total Shapes
- Find whether path exist
- Kth Smallest
- Implement Trie
- Shortest Common Supersequence
- Nth Catalan Number
- Rotten Oranges
- Count only Repeated
- Maximize The Cut Segments
- Container With Most Water
- Rotate by 90 degree
- Top K Frequent in Array
- Stock Buy and Sell – Multiple Transaction Allowed
- Prerequisite Tasks
- 4 Sum - All Quadruples
- Excel Sheet | Part - 1
- Sort 0s, 1s and 2s
- Pascal Triangle
- Maximum Index
- Count Increasing Subsequences
- Large Factorial
- Sum of Middle elements of two sorted arrays
- Single Among Doubles in a Sorted
- Count Occurences of Anagrams
- Single Among Doubles
- Pythagorean Triplet
- Search in Rotated Sorted Array
- Smallest factorial number
- Maximize The Array
- Water Collection
- Add Binary Strings
- Super Primes
- Maximum Product Subarray
- Longest subarray with sum divisible by K
- Sort the given array after applying the given equation
- Row with max 1s
- Swapping pairs make sum equal
- Column name from a given column number
- Form a palindrome
- Nuts and Bolts Problem
- Rotate a Matrix
- Longest Subarray with Sum K
- Transform String
- Count the Reversals
- Number of positive integral solutions
- Sum of two large numbers
- Shuffle integers
- Reverse each word in a given string
- k largest elements
- Magnet Array Problem
- Longest Common Substring
- Smallest distinct window
- Longest substring with distinct characters
- Longest Substring with K Uniques
- Longest Palindrome in a String
- Look and Say Pattern
- Valid Expression
- String Conversion
- K-th element of two Arrays
- Arranging the array
- Triplets with Smaller Sum
- Rod Cutting
- Greater tower sum
- K closest elements
- Minimum swaps and K together
- Maximize the sum of selected numbers from a sorted array to make it empty
- LCS of three strings
- Longest Palindromic Subsequence
- Largest Sum Subarray of Size at least K
- First negative in every window of size k
- Minimum sum
- Minimize the Heights II
- Large Factorials
- First and Last Occurrences
- Palindrome in Alphanumeric String
- Smaller on Left
- Minimum Deletions
- Maximum Product of Increasing Subsequence of Size 3
- Valid Substring
- Permutations of a String
- Number following a pattern
- Previous number in one swap
- Sum of Products
- Subarrays Product Less than K
- Unique Number II
- Bleak Numbers
- Modular Exponentiation
- Largest prime factor
- 3 Divisors
- Minimum number of deletions and insertions
- Max Sum Increasing Subsequence
- Coin Change (Count Ways)
- Sieve of Eratosthenes
- Perfect Sum Problem
- Longest Subarray Length
- Sum of Differences
- Update The Nodes
- Longest subsequence-1
- Next Prime Number
- Minimum Cost To Make Two Strings Identical
- Find distinct elements
- Knapsack with Duplicate Items
- nCr
- Subsets with XOR value
- Maximum path sum in matrix
- Special Keyboard
- Partition Equal Subset Sum
- Longest Bitonic subsequence
- Min Coin
- Lucky alive person in a circle
- Probability of Knight
- Array Pair Sum Divisibility Problem
- Matchsticks game
- Killing Spree
- Count Numbers in Range
- Nth Natural Number
- Permutation with Spaces
- Return two prime numbers
- Find Prime numbers in a range
- Party in Town
- Game with String
- Two water Jug problem
- Find the Safe Position
- Smaller on Left
- Rotate matrix elements clockwise
- How Many X's?
- Longest Repeating Subsequence
- Finding Profession
- Rotate Each Row of Matrix K Times
- Decode the string
- Stream First Non-repeating
- Villain Con
- Segregate even and odd nodes in a Linked List
- Print leaf nodes from preorder traversal of BST
- Largest square formed in a matrix
- Tricky Subset Problem
- Pairs of Non Coinciding Points
- 7 Segment Display
- Product of Primes
- Eulerian Path in an Undirected Graph
- Replace O's with X's
- nCr mod M | Part 2
- Check Mirror in N-ary tree
- Queries on Strings
- Special Matrix
- Broken blocks
- Nodes at even distance
- Biconnected Graph
- Help a Thief!!!
- Count the paths
- Negative weight cycle
- Flood fill Algorithm
- Form coils in a matrix
- Shortest Source to Destination Path
- Maximum sum Rectangle
- Shortest Path between Cities
- Moving on grid
- Height Using Parent Array
- Geek and Number String
- Save Your Life
- Recursively Remove Adjacent Duplicates
- Theft at World Bank
- Spiral Matrix
- Triplets in Sorted Linked List
- Restrictive Candy Crush
- Help Classmates
- Spidey Sense
- Escape the Forbidden Forest
- Iterative Inorder
- Preorder traversal (Iterative)
- Iterative Postorder
- Subset Sum Problem
- Form a palindrome
- Covid Spread
- Subarrays with sum K
- Partition a Linked List around a given value
- Searching an element in a sorted array (Ternary Search)
- Remove K Digits
- Substrings of length k with k-1 distinct elements
- Clone a stack without using extra space
- Count pairs in array divisible by K
- Number of Provinces
- Prefix match with other strings
- Maximum GCD of siblings of a binary tree
- Single valued subtree
- Maximum sum of elements not part of LIS
- BST to greater sum tree
- Insertion Sort for Singly Linked List
- Remove all occurences of duplicates in a linked list
- Minimize the Heights I
- Subsets
- Flatten binary tree to linked list
- Anti Diagonal Traversal of Matrix
- IPL 2021 - Match Day 2
- Unique Number III
- All Unique Permutations of an array
- NextGen Towers
- Course Schedule
- Find and Replace in String
- Watching movie
- Can Make Triangle
- Overlapping Intervals
- Even Swap
- Reverse a Stack
- Minimum Steps Required
- Farthest number
- K-th Largest Sum Contiguous Subarray
- Maximum Meetings in One Room
- Buy Maximum Stocks
- Concatenate Equal to Target
- Maximum Winning score
- Compute Before Matrix
- Smallest sum contiguous subarray
- Stack Permutations
- Largest subtree sum in a tree
- Wine Buying and Selling
- Replace every element with the least greater element on its right
- Special Keyboard 2
- Even Swap
- Maximum selections
- LCP
- Next element with greater frequency
- Sum of nodes within k distance from target
- Minimum increment/decrement to make array non-Increasing
- Compress the array
- Search in a Matrix
- Number of Distinct Islands
- Shortest Distance in a Binary Maze
- Minimum Multiplications to reach End
- Number Of Enclaves
- Eventual Safe States
- Number Of Islands
- GCD Array
- Unequal Arrays
- Path With Minimum Effort
- Cheapest Flights Within K Stops
- Shortest Path in Undirected Graph
- Shortest path in Directed Acyclic Graph
- Asteroid Collision
- Aggressive Cows
- Smaller Sum
- Task Scheduler
- Lemonade Change
- Floor in BST
- Number of unique flavors of candies
- Minimize number of Students to be removed
- Maximum Value
- Absolute difference divisible by K
- Make array elements unique
- Next Greater Element in Circular Array
- Find minimum number of Laptops required
- Geeks And The String
- Max Sum without Adjacents
- Intersection Point in Y Shaped Linked Lists
- BST Downward Traversal
- Length of the longest subarray with positive product
- Count number of free cell
- Maximum Bipartite Matching
- Connect Nodes at Same Level
- Unique Paths in a Grid
- Fill the Matrix
- Maximum Intersecting Lines
- Knight in Geekland
- Count Special Numbers
- Minimum Steps Required
- Maximum Triplet product
- Yet another query problem
- Geek hates too many 1s
- Maximum Length
- Remove the balls
- Unequal Arrays
- Job Sequencing Problem
- Bheem Wants Ladoos
- Prefix Suffix String
- Smaller Sum
- Nearest smaller tower
- Another Coin Change Problem
- Geek's Village and Wells
- Find Number
- Good Subtrees
- Subtree In N-ary Tree
- Easy Task
- Add Minimum Characters
- Internet Connection
- Help Big Pig
- GFG's new Game
- Cyclic Tree
- Score of Array
- New Year Resolution
- Grinding Geek
- Great Substrings
- Last Fairy Standing
- Count Subarrays with given XOR
- Count all triplets with given sum in sorted array
- Rotate Array
- Sort String
- Weight of strings
- In new line
- Geek and the equation
- Print Linked List
- Count Linked List Nodes
- Power of Four
- Check for Binary String
- Size of Binary Tree
- Count Leaves in Binary Tree
- Postorder Traversal
- Implement stack using array
- Queue using Linked List
- Queue Using Array
- Doubly linked list Insertion at given position
- Add two fractions
- Replace all 0's with 5
- Replace all 0's with 5
- Count zeros in a sorted matrix
- Print number pattern
- Preorder Traversal
- First Occurence
- C++ STL | Set 1 (vector)
- C++ STL | Set 5 (queue)
- Middle Pattern
- Search a node in BST
- Smallest divisible number
- Remainder with 7
- Palindromic Array
- Multiply Matrices
- Peak element
- Linked List Insertion At End
- C++ Pointers ( Incrementing a variable) | Set 1
- C++ Functions (Sum of numbers) | Set 1
- Minimum element in BST
- Circular Linked List Traversal
- Is Linked List Length Even?
- Identical Linked Lists
- Modular Node
- Sum of Binary Tree
- Insert in Middle of Linked List
- longest substring containing '1'
- Pairwise Consecutive Elements
- Count Non-Leaf Nodes in Tree
- Alternates in an Array
- C++ Call by reference
- Start Coding
- The Size of
- Logical Operators
- Count Odd and Even
- Sort and Reverse Vector
- Front to Back
- Stack designer
- Queue Push & Pop
- Start Coding - Python
- Space Seperated - Python
- Concatenating Strings - Python
- Taking input and typecasting - Python
- Taking input - Python
- Comparison Operators - Python
- Zero Converter - Python
- Welcome aboard - Python
- Two digit Sum
- AweSum
- Copy the End
- KaBoom
- Who has the majority?
- Array insert at index
- Array insert at end
- Performance in Class
- Find number with given means
- Complete Bubble Sort - C
- Print the string - C
- If conditional statement - C
- For loop - C
- While loop in C
- Jump through While - C
- Pointer arithmetic - C
- Start coding - C
- The new line - C
- Operators in C
- Logical operator in C
- Increment and decrement - C
- Bitwise operators - C
- Simple interest and amount
- getchar and putchar - C
- Format specifier - C
- Call by reference
- Initializing pointers
- Sum of diagonals
- Double pointer - C
- Decimal to binary
- Operations on Stack
- Absolute Value
- Convert Celsius To Fahrenheit
- Quadratic Equation Roots
- Bit Difference
- Binary To Gray Code Conversion
- Print 1 To N Without Loop
- Reverse array in groups
- Array Search
- Sorted Array Search
- Left Index
- Binary Array Sorting
- Adding two matrices
- Check if a string is Isogram or not
- Binary String
- Most Frequent Character
- Sum of numbers in string
- Sum of Digits of a Number
- Power Using Recursion
- Fibonacci Using Recursion
- Addition Under Modulo
- Multiplication Under Modulo
- Print Array Elements Using Recursion
- The Sequence
- GCD Euclid
- Insert In Stack
- Reverse Array Using Stack
- Preorder in BST
- Inorder in BST
- Postorder in BST
- Levelorder in BST
- Length of String
- Count Words in String
- Reverse a String
- Panagram Checking
- Queue Traversal
- Keypad typing
- First n Fibonacci
- Get Element At Index
- Maximum and Minimum In Array
- Display Linked List
- Sum The Nodes of Linked List
- Maximum And Minimum In Linked List
- Search In Linked List
- Linked List Insertion At Position
- Display Circular Linked List
- Length of Circular Linked List
- Display Doubly Linked List
- Doubly Linked List Head Insert
- Doubly Linked List Tail Insert
- Display Circular Doubly Linked List
- C++ Hello World
- Find second largest element
- Minimum Product of k Integers
- Palindrome Array
- Multiply Array
- Sum of Array
- Sum of Natural Numbers
- Searching in an Array
- Doubling the value
- Print Elements of Array
- Balanced Array
- Sort the Half Sorted
- At least two greater elements
- Farthest Index
- Sort a String
- Anagram Palindrome
- Sort The Array
- Alternative Sorting
- Check if divisible by 4
- Change the string
- Maximum product of two numbers
- Value equal to index value
- Check for subsequence
- Check String
- Convert a list of characters into a String
- Remove characters from alphanumeric string
- Count number of equal pairs in a string
- Count of camel case characters
- Remove vowels from string
- Fighting the darkness
- The problem of identical arrays
- Immediate Smaller Element
- Count the characters in each word in a given sentence
- Count type of Characters
- Uncommon characters
- Swap kth elements
- Reversing the vowels
- Rock Paper Scissors!
- Lower case to upper case
- Smaller and Larger
- Remove repeated digits in a given number
- Remove Spaces
- Repeated Character
- First 1 in a Sorted Binary Array
- Max and Min Product from 2 Arrays
- The Penalty Shootout
- Elements in the Range
- Display longest name
- Find element at a given Index
- Last index of One
- Upper Case Conversion
- Merge two strings
- Countries at war
- Last duplicate element in a sorted array
- Largest Element in Array
- Rotate Array by One
- Game with nos
- Exceptionally odd
- Ishaan Loves Chocolates
- Split Strings
- Array Subset
- Rotating an Array
- Product is even or odd?
- Minimum number to form the sum even
- C++ Strings
- Count of smaller elements
- Min and Max in Array
- Multiply left and right array sum
- Average Count Array
- Pattern of Strings
- Extract Maximum
- Smallest number repeating K times
- Print first letter of every word in the string
- Perfect Square String
- Remove character
- Red OR Green
- Convert String to LowerCase
- Anagram Strings
- Triangle shrinking downwards
- Triangle growing downwards
- Delete alternate characters
- Reverse a String
- Java Strings | Set 1
- Factors Sum
- GCD of Array
- GCD of two numbers
- C++ if-else (Decision Making)
- Addition of Two Numbers
- C++ Input / Output
- Odd or Even
- C++ Operators (Relational) | Set 2
- C++ Switch Case Statement
- XOR of all elements
- C++ Operators | Set 1 (Arithmetic)
- Binary representation
- Set kth bit
- Check if divisible by 36
- Vowel or Not
- The XOR Gate
- Decision Making in Java
- Java Hello World
- Java Input/Output
- Java loops | Set 1
- Check if divisible by 5
- Check perfect square
- LCM And GCD
- Small Factorial
- House Robber
- Mean of an Array
- The If Statement
- Find n-th term of series 1, 3, 6, 10, 15, 21
- Binary Shift to Divide
- Leap Year
- Check perfect square
- Fibonacci to N
- Krishnamurthy number
- Median of an Array
- Sum Of Digits
- Factorial
- Sum of odd and even elements
- Sum of Digit is Palindrome or not
- Greatest of three numbers
- Sum of AP series
- Simple Interest
- Reverse digits
- Special Series Sum
- Difference series
- Power of Pow | Even Number
- Power of Pow | Odd Numbers
- Binary number to decimal number
- Java Operators(Relational) | Set - 2
- Prime Number
- Series AP
- Common Divisors
- Sum of divisors
- Floyd's triangle
- Angle between hour and minute hand
- Count numbers divisible by M
- Sum of elements in a matrix
- The Else Statement
- Identical Matrices
- Find difference between sum of diagonals
- Find sum of even factors of a number
- Is digital root of N a prime?
- Input Integer
- Print With Space
- Java 1-d and 2-d Array
- Swap The Numbers
- Jumpy Ball
- Multiplication Table
- Sum of fifth powers of the first n natural numbers
- The dice problem
- G.F Series
- Java Basic Data Types
- Remainder Evaluation
- Pattern Printing
- Print 1 to n without using loops
- Count Squares
- Check if the number is Fibonacci
- Table Difference
- Print Square
- Print Square wall
- Right Angle Triangle
- Reverse String
- Middle of Three
- Inverted Right AngleTriangle
- Inverted Right Angle Triangle 2
- Find Pattern
- Slice The String
- Sum of N Numbers
- Divisor
- Anshuman's Favourite Number
- Repeated sum of digits
- GCD
- For Loop - 1
- For Loop - 2
- Print the Kth Digit
- Swap two numbers
- Unique Numbers
- Decimal to Base K conversion
- Number Pattern
- The Spider Steps
- The Modulo Task
- Repetitive Addition Of Digits
- Half N by M
- Evaluate the expression
- Perfect Squares in a Range
- Corner Digits Sum
- Sum Palindrome
- Minimum difference pair
- Sum of product of x and y with floor(n/x) = y
- nPr
- Addition of two square matrices
- Diagonal sum
- Multiply 2 matrices
- Swapping Triangles
- Prime number validation-JAVA regex
- Count Sorted Rows
- Arithmetic Operators
- The Else if Statement
- Inverted Right AngleTriangle
- Bitwise Right Shift
- Last Digit of a number
- Switch Statement
- LCM
- Interesting Patterns
- Pattern for Reverse Character Bridge
- Squares Difference
- Pattern-1
- Repeated Sum and then Multiply
- Sorted matrix
- Print GeeksForGeeks with quotes
- Print Boolean value
- Size of an Array
- Find if +ve, -ve or 0
- Max Min
- Small Sum
- Isomorphic Strings
- Time Travel
- Who has the majority?
- Geekland Elections
- Winner of an election
- Sahil loves gfg
- Sahil love good scorer
- Implement input/output
- Bit checker
- Days in month
- Geek and his Marks
- Geek and his Marks ||
- Geek and his Marks |||
- Geeks and Groceries
- Valid String
- Contest Score
- Geek and Books
- The Hiring Contest
- Ticket Counter
- Reverse a linked list
- Frequency in a Linked List
- Delete N nodes after M nodes of a linked list
- Pairwise swap elements of a linked list
- Node at a given index in linked list
- Linked list of strings forms a palindrome
- Compare two linked lists
- Delete nodes having greater value on right
- Remove duplicates from an unsorted linked list
- Split a Linked List into two halves
- Delete in a Doubly Linked List
- Inorder Traversal
- Reverse a Doubly Linked List
- Bubble Sort
- Selection Sort
- Insertion Sort
- Check for BST
- Right View of Binary Tree
- K distance from root
- Mirror Tree
- Two Mirror Trees
- Maximum Width of Tree
- Delete without head pointer
- Height of Binary Tree
- Balanced Tree Check
- Kth from End of Linked List
- Middle of a Linked List
- Check If Circular Linked List
- Left View of Binary Tree
- Delete Middle of Linked List
- Decimal Equivalent of Binary Linked List
- Transform to Sum Tree
- Intersection Sorted Linked Lists
- Find Transition Point
- Queue using two Stacks
- Remove Duplicates from a Sorted Linked List
- Stack using two queues
- 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
- Run Length Encoding
- Largest subarray of 0's and 1's
- Remove Duplicates Sorted Array
- Level Order Line by Line
- BST Keys in a Range
- Minimum Depth of a Binary Tree
- Remove duplicates in array
- Odd even level difference
- Binary Tree to BST
- Equilibrium index of an array
- Unique rows in boolean matrix
- Toeplitz matrix
- Remove every k'th node
- Leaves at Same Level or Not
- Third largest element
- Max distance between same elements
- Delete in a Singly Linked List
- Kth largest element in BST
- Minimum distance in an Array
- Array Duplicates
- Max Level Sum in Binary Tree
- Special Stack
- Three way partitioning
- Level order traversal
- Inorder Successor in BST
- Index of an Extra Element
- Sum of given range
- Intersection of Two Linked Lists
- Insert in a Sorted List
- Split Linked List Alternatingly
- Level of a Node in Binary Tree
- Sum of leaf nodes in BST
- More than n/k Occurrences
- Counting Sort
- Reverse Using Stack
- Full Binary Tree
- Symmetric Tree
- Delete Alternate Nodes
- Merge Lists Alternatingly
- Find the Sum of Last N nodes of the Linked List
- Next Right Node
- Count Pairs whose sum is equal to X
- Maximum Node Level
- Find length of Loop
- Median of BST
- Find n/k th node in Linked list
- Linked List Matrix
- Maximum Pairwise Computed Value
- Queue Reversal
- Reverse first K of a Queue
- Height of Spiral Tree
- Sum of Leaf Nodes
- Sum of Left Leaf Nodes
- Nodes at Odd Levels
- Move all zeros to the front of the linked list
- Delete Mid of a Stack
- Rotate doubly Linked List
- Product of an Array
- SP - Second Highest
- The New Line
- Controlled_Printing
- Data Types
- Taking input
- Learn to Comment
- GetLine and Ignore
- Learning to be precise
- Bitwise Operators
- Even Odd
- For Loop- primeCheck
- While loop- printTable
- Learning Macros
- Step by Step Condition
- Start Coding - Java
- The New Line - Java
- Taking input - Java
- Learn to Comment - Java
- nextLine and next
- logical Operators - Java
- Bitwise Operators - Java
- Even Odd - Java
- For Loop- primeCheck - Java
- While loop- printTable - Java
- Step by Step Condition - Java
- Swap the array elements
- Count the Specials
- Matrix Interchange
- Predict the Column
- Consonants and Vowels check
- Count Odd Even - Java
- Matrix Interchange - Java
- Consonants and Vowels check - Java
- Predict the Column - Java
- Swap values using References
- Swap the objects
- Structs and Objects
- Two Dimensional World
- Learning Structs
- Delete Array
- Find the Frequency
- Back to Front
- Pair Sum in Vector
- Student of the Year
- Stack Operations
- Frequency in Queue
- Get min at pop
- Deque Implementations
- 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
- Mark Even and Odd - Python
- For loop - Python
- For Loop 2- Python
- While loop in Python
- Jumping through While - Python
- Slicing in String - Python
- Repeat the Strings - Python
- String Functions - II - Python
- String Functions I - Python
- Mean Finder
- Neighbour of 10
- Is and In Operator
- sep and end in Print()
- Max and Second Max
- Hashing for pair - 1
- Implement Stack Using Array
- Fibonacci Numbers - Top Down DP
- Fibonacci Numbers - Bottom Up DP
- Coin Change - Number of ways
- Kadane's Algorithm - I
- Kadane's Algorithm - II
- First Set Bit
- Rightmost different bit
- Check K-th Bit
- Factorial Of Number
- Digits In Factorial
- GP Term
- Primality Test
- Exactly 3 Divisors
- Mean And Median of Array
- Modular Inverse
- Power of 2
- Wave Array
- Frequencies in a Limited Array
- Equilibrium Point
- Array Leaders
- Count 1's in binary array
- Floor in a Sorted Array
- Minimum Number in a sorted rotated array
- Roof Top
- Intersection of two sorted arrays
- Closet 0s 1s and 2s
- Print adjacency list
- Sum of upper and lower triangles
- Print Matrix in snake Pattern
- Transpose of Matrix
- Rotate by 90 degree
- Interchanging the rows of a Matrix
- Reversing the columns of a Matrix
- Matrix Boundary Traversal
- Exchange matrix columns
- Count Non-Repeated Elements
- Anagram
- Winner of an election
- String Rotated by 2 Places
- Strings Rotations of Each Other
- Isomorphic Strings
- The Modified String
- Reverse Words
- Minimum indexed character
- Panagram Checking
- Non Repeating Character
- Removing consecutive duplicates
- Removing consecutive duplicates - 2
- Parenthesis Checker
- Minimum indexed character
- Generate Binary Numbers
- K largest elements
- Minimum Cost of ropes
- N meetings in one room
- Largest number with given sum
- Count Digits in a Number
- Digital Root
- Union-Find
- Count number of hops
- Recursively Sum N Numbers
- Factorial Using Recursion
- Check Palindrome
- First Repeating Element
- Union of Arrays with Duplicates
- Common Elements
- Reach a given score
- Check Equal Arrays
- Maximium Sum
- Positive Negative Pair
- Count Elements Greater Than X
- Count Smaller Than X
- Find Immediate Smaller Than X
- Array Update At Index
- Array Delete And Shift
- Is Array Sorted
- Find Immediate Greater Than X
- Missing in Array
- Product array puzzle
- Roman Number to Integer
- Reverse The Array
- Find nCr
- Search an element in sorted and rotated array
- Insert In Sorted Linked List
- Delete Tail of Linked List
- Delete Head of Linked List
- Linked List Delete at Position
- Is Linked List Sorted
- Join Two Linked Lists
- Circular Linked List Head Insert
- Circular Linked List Tail Insert
- Circular Linked List Insertion At Position
- Delete Tail of Circular Linked List
- Delete Head of Circular Linked List
- Circular Linked List Delete at Position
- Delete Tail of Doubly Linked List
- Delete Head of Doubly Linked List
- Is The Doubly Linked List Circular
- Compare Circular Doubly Linked Lists
- Find Middle of Circular Doubly Linked List
- Intersection of Arrays with Distinct
- Excel Sheet | Part - 2
- Max Value Permutation
- Missing And Repeating
- Find Index
- Non-Repeating Element
- Find Kth Rotation
- Find the closest number
- Sort by Set Bit Count
- Pairs which are Divisible by 4
- k sorted array
- Maximize sum after K negations
- Adding Ones
- Common in 3 Sorted Arrays
- Sorted and Rotated Minimum
- Maximum no of 1's row
- Sum of elements between k1'th and k2'th smallest elements
- Search in a Row-Column sorted matrix
- Move All Zeroes to End
- String Duplicates Removal
- Minimize the sum of product
- Move all negative elements to end
- String Manipulation
- Chocolate Distribution Problem
- Count the triplets
- Find Pair Given Difference
- Pairs with difference k
- Maximum Sum Bitonic Subsequence
- Finding Number
- Drive the car
- Swap and Maximize
- Fascinating Number
- Bitonic Point
- Left most and right most index
- Smallest subarray with sum greater than x
- Alternate Positive Negative
- Check if actual binary representation of a number is palindrome
- Remaining String
- Closing bracket index
- Remove Consecutive Characters
- Common Subsequence
- Remove b and ac from a given string
- Check if the number is balanced
- Count Alphabets
- Rearrange a string
- Remove Duplicates
- Compete the skills
- Add two numbers represented by two arrays
- Facing the sun
- Greater on right side
- Twice Counter
- Swap the closest and farthest digits
- Second Largest
- Convert array into Zig-Zag fashion
- Two Sum - Pair with Given Sum
- Second most repeated string in a sequence
- Check if array contains contiguous integers
- Rearrange to Make arr[i] = i
- Find all pairs with a given sum
- Number of occurrence
- Average of Prefix
- K-Pangrams
- Find the left over element
- Reversing the equation
- Divisibility by 999
- Modify the Array
- Convert an array to reduced form
- Check if array is sorted
- Longest Common Prefix of Strings
- First Repeated Character
- Special array reversal
- Sum of distinct elements for a limited range
- Counts Zeros Xor Pairs
- Two sum -Pairs with 0 Sum
- Segregate 0s and 1s
- Large number division
- Hungry Pizza Lovers
- At Least K Occurrences
- Element with left side smaller and right side greater
- Common Divisor
- Merging two unsorted arrays in sorted order
- Count the Zeros
- Multiply by 11
- Program for length of the longest word in a sentence
- Four Elements
- Palindrome String
- Maximum average subarray
- Search array with adjacent diff at most k
- The Optimal Selection
- Delete Array Elements
- Smallest greater elements in whole array
- Fitting The Array
- Pangram Strings
- Pattern Searching
- Print Bracket Number
- Easy string
- Divisible by 5 or not
- Shop in Candy Store
- Minimum changes to make all substrings distinct
- Partition a number into two divisible parts
- Common Subsequence OldP
- Is Binary Number Multiple of 3
- Minimum Operations
- Divisibility by 8
- Adding Array Elements
- Number of 1 Bits
- Find the Highest number
- Check if a Integer is power of 8 or not
- Armstrong Numbers
- Pairs with Positive Negative values
- Max Sum Subarray of size K
- Nth Fibonacci Number
- Copy Set Bits in Range
- Count Digits
- Palindrome
- Element that appears once where every element occurs twice
- Product of Prime Factors
- Maximum Sum Problem
- The FizzBuzz Program
- Minimum insertions to sort an array
- Minimum number of deletions to make a sorted sequence
- Party of Couples
- Count numbers
- Shortest path from 1 to n
- Sum 1 to n Divisors
- Compute (a*b)%c
- Count numbers containing 4
- Exponentiation (Set 2)
- Sum of Product of Digits
- Sum of Maximum And Minimum
- Average of String
- Break The Tie
- Pairwise swap of nodes in LinkeList
- Doubly Linked List Conversion
- Sort a stack
- Get minimum element from stack
- Pairwise Consecutive Elements
- Nearest Perfect Square
- Repeating And Missing
- The Conversion To One
- Toggle The Middle
- Without Adjacent
- A Boolean Matrix Problem
- Doubly Linked List Conversion
- Average of String
- Print Square Wall 2
- Swap bits
- Check Prime
- Minimum number of Coins
- Print Alphabets
- Right most non zero digit
- Break a number
- Perfect Numbers
- Nth item through sum
- AP Term
- Palindrome numbers
- Average
- Maximum height of the staircase
- Even Fibonacci Numbers Sum
- Smallest number with sum of digits as N and divisible by 10^N
- Maximize Toys
- C++ Exception Handling
- Largest number possible
- Print this pattern!
- Find (a^b)%m
- Rectangles in N*N Board
- Squares in N*N Chessboard
- Number of divisors in a given range
- Trailing zeroes in factorial
- Form a number divisible by 3 using array digits
- Sum of all prime numbers between 1 and n
- Sum of First N Natural Numbers
- Tom and Jerry
- Increasing Sub Sequence
- Summed Matrix
- Maximum Diamonds
- Arithmetic Number
- Rotate a Matrix by 180 Counterclockwise
- Row with Minimum 1s
- Geek and his Tricky Series
- Boundary Elements of Matrix
- Help Ishaan
- Damon Prime
- Prime number of set bits
- Inorder Traversal and BST
- Letters Collection
- Right Angle Triangle
- Right Angle Triangle 2
- Print Alphabets
- Array Traversal Reverse
- Sum All Array Elements
- Decrement Array Values
- Help the Old Man!!!
- Even Odd Game
- First Digit of a Number
- Calculator
- Counting number of sentences and words in text
- Prime Factorization
- Count Digits
- Find one extra character
- Inverted triangle of stars
- Print Pattern
- Y shaped pattern
- Print the pattern
- K-Ary Tree
- Type Conversion
- Array to BST
- Sum of dependencies in a graph
- Count all possible paths from top left to bottom right
- Ball coloring
- Fraction Trouble
- Sum of k smallest elements in BST
- Print Diagonally
- Incrementing a variable
- Plus One
- Return Size
- Compute a/b
- Kth call
- Add - Auto Keyword
- Convert to Hexadecimal
- Global variable
- Scientific Format
- Find Volume
- Sum of two numbers without using arithmetic operators
- GetLine 1
- CPP Substring
- GetLine 2
- Address Operator
- Decimal number to binary number
- Even and Odd
- Search insert position of K in a sorted array
- Type Inference
- Sum - Default Arguments
- Queue using stack
- Largest value in each level
- Minimum Difference in an Array
- Maximum number of 2X2 squares
- First and last occurrences of x
- License Key Formatting
- Substring
- Finding Non Zero Digit
- Minimum Sum of Absolute Differences of Pairs
- Make Palindrome
- Max Level Sum in Binary Tree
- Smallest window containing 0, 1 and 2
- Move Last Element to Front of a Linked List
- Can Make Triangle
- Matrix Operations
- Find pairs with given sum in doubly linked list
- Arithmetic Number
- Triangle and Square
- Palindromic array
- Geek and Buildings
- Array Game
- Beautiful Number
- Maximum Number
- Make the array beautiful
- Maximum Identical Bowls
- Reverse both parts
- Find anagrams in linked list
- Even subarray sum
- Reverse both parts
- Police Station
- Kth Mex
- Taxi Booking
- Bus Conductor
- Minimum Number
- Make sum even
- Maximum Depth Of Binary Tree
- Make Palindrome
- Minimize the sum
- Last modified ball
- Last cell in a Matrix
- Balloon Everywhere
- Make Array Elements Equal
- Equal Left and Right Subarray Sum
- Make the array beautiful
- Remainder on dividing by 11
- Max Level Sum in Binary Tree
- Binary matrix having maximum number of 1s
- Wifi Range
- Minimum Number
- Minimum Integer
- Seating Arrangement
- String Mirror
- Powerfull Integer
- Make Palindrome
- Binary Modulo
- Dominant Pairs
- Total Traversal Time
- Antique Collections
- Binary Array
- Geekina and Log
- Ticket Counter
- Unique Number of Occurrences
- Unique Positions
- Lower Case to Upper Case
- Build Adjacency List
- Maximum occurring digit
- Geek's Plants
- Strong Students in School
- Find Bots on Geeklandster
- Magic Array
- Burger Ingredient Optimization
- Not a palindromic string
- Chocolate Distribution
- Geek Count
- Maximum average among all subarrays
- Optimized Array Cleanup
- Linked List Group Reverse
- Reorder List
- Binary Tree to DLL
- Max rectangle
- Subtraction in Linked List
- AVL Tree Insertion
- Alien Dictionary
- Nodes at given distance in binary tree
- Fixing Two nodes of a BST
- Max Path Sum 2 Special Nodes
- String Permutations
- Trapping Rain Water
- Smallest window containing all characters of another string
- Histogram Max Rectangular Area
- Max of min for every window size
- Find median in a stream
- Solve the Sudoku
- Word Ladder I
- Median of 2 Sorted Arrays of Different Sizes
- Merge Without Extra Space
- Ugly Numbers
- Count Smaller elements
- Longest Prefix Suffix
- Number of distinct subsequences
- Edit Distance
- Next Happy Number
- Matrix Chain Multiplication
- Strictly Increasing Array
- Median in a row-wise sorted Matrix
- Kill Captain America
- Longest valid Parentheses
- Bike Racing
- Adventure in a Maze
- Closest Palindrome
- Word Wrap
- Find the Maximum Flow
- Smallest Positive Integer that can not be represented as Sum
- 132 Geeky Buildings
- Longest substring to form a Palindrome
- Sorted Linked List to BST
- Array Partition
- Count occurrences of a given word in a 2-d array
- Reverse a sublist of a linked list
- Word Ladder II
- Min Chars to Add for Palindrome
- Minimum time to fulfil all orders
- Maximum Number of coins
- Geek in a Maze
- Queries on matrix
- Stable Array
- Maximum Score Ranges
- Better String
- Partition the Array
- Minimum BST Sum Subtree
- Special Digits
- Game Of Subsets
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