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ishankhandelwals
STREAK
121/1426
days
Longest streak/Global longest streak
Language Used
C++, Java, Python
Coding Score
2960
Problem Solved
906
Contest Rating
__
1031 points
Contributor
1031 points
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1 Point
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100 Point
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1k Point
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50k Point
23 submissions in current year
SCHOOL (0)
BASIC (31)
EASY (273)
MEDIUM (503)
HARD (99)
- Reverse a linked list
- Delete nodes having greater value on right
- Remove duplicates from an unsorted linked list
- Split a Linked List into two halves
- Reverse a Doubly Linked List
- Check for BST
- Right View of Binary Tree
- Mirror Tree
- Height of Binary Tree
- Balanced Tree Check
- Kth from End of Linked List
- Check If Circular Linked List
- Left View of Binary Tree
- 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
- Reverse Level Order Traversal
- DFS of Graph
- Insert a node in a BST
- BFS of graph
- Identical Trees
- Binary Tree to BST
- Leaves at Same Level or Not
- Josephus problem
- Delete in a Singly Linked List
- Kth largest element in BST
- Minimum distance in an Array
- Array Duplicates
- Special Stack
- Three way partitioning
- Level order traversal
- Inorder Successor in BST
- More than n/k Occurrences
- Reverse Using Stack
- Symmetric Tree
- Next Right Node
- Find length of Loop
- Median of BST
- Leaf under budget
- Queue Reversal
- Reverse first K of a Queue
- Deletion in a Binary Tree
- Move all zeros to the front of the linked list
- Delete Mid of a Stack
- Xoring and Clearing
- Get min at pop
- Frequency Game
- Check K-th Bit
- Power of 2
- Wave Array
- Frequencies in a Limited Array
- Equilibrium Point
- Array Leaders
- Minimum Number in a sorted rotated array
- Print adjacency list
- Transpose of Matrix
- Rotate by 90 degree
- Isomorphic Strings
- Reverse Words
- Non Repeating Character
- Parenthesis Checker
- Minimum Cost of ropes
- N meetings in one room
- Largest number with given sum
- Reach a given score
- Union-Find
- Count number of hops
- Pattern searching
- Union of Arrays with Duplicates
- Positive Negative Pair
- Product array puzzle
- Roman Number to Integer
- Missing And Repeating
- Count the elements
- Sort by Set Bit Count
- Adding Ones
- Common in 3 Sorted Arrays
- Sum of elements between k1'th and k2'th smallest elements
- Search in a Row-Column sorted matrix
- Move All Zeroes to End
- Min sum formed by digits
- Chocolate Distribution Problem
- Find Pair Given Difference
- Bitonic Point
- Smallest subarray with sum greater than x
- Single Number
- Alternate Positive Negative
- Remove Consecutive Characters
- Rearrange a string
- Rotate Bits
- Second most repeated string in a sequence
- Number of occurrence
- Convert an array to reduced form
- Longest Common Prefix of Strings
- Min Number of Flips
- Counts Zeros Xor Pairs
- Two sum -Pairs with 0 Sum
- Hungry Pizza Lovers
- Find the closest pair from two arrays
- Maximum sum of increasing order elements from n arrays
- Merge two binary Max heaps
- Palindrome String
- Maximum average subarray
- Smallest greater elements in whole array
- Fitting The Array
- Pattern Searching
- Shop in Candy Store
- Last Match
- Partition a number into two divisible parts
- Is Binary Number Multiple of 3
- Minimum Operations
- Adding Array Elements
- Number of 1 Bits
- Reverse Bits
- Nth Fibonacci Number
- Change Bits
- Copy Set Bits in Range
- Party of Couples
- Shortest path from 1 to n
- Sum 1 to n Divisors
- The Bit Game
- Swap bits
- Minimum number of Coins
- Number Of Open Doors
- Perfect Numbers
- Nth item through sum
- Geek and his Binary Strings
- Smallest number with sum of digits as N and divisible by 10^N
- Largest number possible
- Check if it is possible to survive on Island
- Sum of First N Natural Numbers
- Tom and Jerry
- Arithmetic Number
- Help Ishaan
- Trace Path
- Sequence Fun
- Letters Collection
- Help the Old Man!!!
- Print Pattern
- Primes sum
- Print the pattern
- Chicks in a Zoo
- Maximum Sum LCM
- K-Ary Tree
- Check if it is possible to convert one string into another with given constraints
- Minimum Exchange
- Earthquake and the Paint Shop
- Array to BST
- Sum of dependencies in a graph
- Count all possible paths from top left to bottom right
- Ball coloring
- Rearrange Geek and his Classmates
- Modified Numbers and Queries
- Fraction Trouble
- Sum of k smallest elements in BST
- Print Diagonally
- Gadgets of Doraland
- Sum of two numbers without using arithmetic operators
- Even and Odd
- Search insert position of K in a sorted array
- Largest value in each level
- Maximum number of 2X2 squares
- License Key Formatting
- Count the Substrings
- Find all possible paths from top to bottom
- Smallest Subset with Greater Sum
- Minimum Sum of Absolute Differences of Pairs
- 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
- Triangle and Square
- Equal strings
- Seating Arrangement
- String Matching
- Problem Setting at GFG
- Assign Tasks
- Array Game
- Maximum Number
- Complete the Staircase
- Three Numbers
- Make the array beautiful
- Reverse both parts
- Find anagrams in linked list
- Distinct Difference
- Even subarray sum
- Reverse both parts
- Number of vertices at even distance
- Police Station
- Kth Mex
- Make the array beautiful
- Taxi Booking
- Bus Conductor
- Wifi Range
- Farthest number
- Yet another query problem
- Minimum Number
- BST Downward Traversal
- Consecutive Occurrence
- Odd Series
- Maximum Depth Of Binary Tree
- Make Palindrome
- Find the number of Matchsticks
- Equilibrium Point
- Print Non-Repeated Elements
- Subarray range with given sum
- Pair with given sum in a sorted array
- Total Cuts
- String Mirror
- Bots on social media
- Bit Magic
- Find Total Time Taken
- Split Employees
- Minimize the sum
- Last modified ball
- Transform to Sum Tree
- Maximum Weight Node
- Type it!
- Min operations
- All Numbers
- Geek & Geekina Purchasing Ice Cream
- Toggle
- Last cell in a Matrix
- Balloon Everywhere
- Juggling
- Reverse both parts
- Cutting Rectangles
- Frogs and Jumps
- Make Array Elements Equal
- Equal Left and Right Subarray Sum
- Make the array beautiful
- Remainder on dividing by 11
- Find Bots on Geeklandster
- Is it Fibonacci
- Taxi Booking
- Max Level Sum in Binary Tree
- Binary matrix having maximum number of 1s
- Number of Subarrays of 0's
- Maximum Identical Bowls
- Bus Conductor
- Wifi Range
- Minimum Number
- Minimum Integer
- Seating Arrangement
- String Mirror
- Maximize Sum
- Powerfull Integer
- Make Palindrome
- Geekina loves order
- Maximize The Number
- Rank Queries
- Binary Modulo
- Total Cuts
- Bit Magic
- Array Operations
- Dominant Pairs
- Total Traversal Time
- Valuable String
- Special Array
- Count the Substrings
- Wave Array
- Accept The Challenge
- Antique Collections
- Binary Array
- Geekina and Log
- Unique Number of Occurrences
- Maximum occurring digit
- Geek's Plants
- Min Query
- Sorting Elements of an Array by Frequency
- Nearly Sorted Algorithm
- Sort a linked list of 0s, 1s and 2s
- Add Number Linked Lists
- Add 1 to a Linked List Number
- Detect Loop in linked list
- Quick Sort on Linked List
- QuickSort on Doubly Linked List
- Count BST nodes that lie in a given range
- Merge Sort
- Quick Sort
- 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
- Flattening a Linked List
- Diagonal Tree Traversal
- Tree Boundary Traversal
- Directed Graph Cycle
- Undirected Graph Cycle
- Absolute List Sorting
- Two Stacks in an Array
- The Celebrity Problem
- Largest subarray with 0 sum
- Topological sort
- Merge K sorted linked lists
- Find the number of islands
- Find kth element of spiral matrix
- Get Min from Stack
- Generate IP Addresses
- Check if subtree
- Kth element in Matrix
- Remove loop in Linked List
- Dijkstra Algorithm
- Minimum Spanning Tree
- Largest BST
- Count Palindromic Subsequences
- Multiply two strings
- Minimum Swaps to Sort
- Palindrome Linked List
- Strongly Connected
- Rat in a Maze Problem - I
- Bipartite Graph
- Pots of Gold Game
- Merge k Sorted Arrays
- Longest Palindrome in Linked List
- 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
- Delete nodes greater than k
- Merge Sort for Linked List
- Union of Two Linked Lists
- Root to Leaf Paths
- Complete Binary Tree
- Counting elements in two arrays
- K Sum Paths
- Foldable Binary Tree
- Leftmost and rightmost nodes of binary tree
- Isomorphic Trees
- Predecessor and Successor
- Leaves to DLL
- Children Sum in a Binary Tree
- ZigZag Tree Traversal
- Swap Kth nodes from ends
- Maximum sum of Non-adjacent nodes
- Mother Vertex
- Ceil in BST
- Count set bits
- Tower Of Hanoi
- Smallest Positive Missing
- Power Of Numbers
- Rearrange Array Alternately
- Kadane's Algorithm
- Majority Element
- Count Inversions
- Two Repeated Elements
- Indexes of Subarray Sum
- Triplet Sum in Array
- Merge Without Extra Space
- Make Matrix Beautiful
- Spirally traversing a matrix
- Distance of nearest cell having 1
- Unit Area of largest region of 1's
- Subarray with 0 sum
- Longest Consecutive Subsequence
- Case-specific Sorting of Strings
- Postfix Evaluation
- Stock span problem
- Next Greater Element
- K Sized Subarray Maximum
- Nearly sorted
- Fractional Knapsack
- Job Sequencing Problem
- Minimum Platforms
- Black and White
- Unique Subsets
- M-Coloring Problem
- Minimum Jumps
- Stickler Thief
- Ways to Reach the n'th Stair
- Egg Dropping Puzzle
- Optimal Strategy For A Game
- Longest Increasing Subsequence
- Longest Common Subsequence
- 0 - 1 Knapsack Problem
- Lucky Numbers
- Allocate Minimum Pages
- Preorder to BST
- X Total Shapes
- Zero Sum Subarrays
- Find whether path exist
- Kth Smallest
- Implement Trie
- Shortest Common Supersequence
- Nth Catalan Number
- Steps by Knight
- Count subsequences of type a^i, b^j, c^k
- Maximize The Cut Segments
- Print Anagrams Together
- Rotate by 90 degree
- Top K Frequent in Array
- Word Break
- Stock Buy and Sell – Multiple Transaction Allowed
- Generate Parentheses
- Word Search
- 4 Sum - All Quadruples
- Excel Sheet | Part - 1
- Sort 0s, 1s and 2s
- Maximum Sub Array
- Pascal Triangle
- Maximum Index
- Flip Bits
- Equivalent Sub-Arrays
- Count of Subarrays
- Pythagorean Triplet
- Painting the Fence
- Search in Rotated Sorted Array
- Smallest factorial number
- Count Full Binary Trees
- Maximize The Array
- Alternate Vowel and Consonant String
- Add Binary Strings
- Super Primes
- Maximum Product Subarray
- Longest subarray with sum divisible by K
- Row with max 1s
- Column name from a given column number
- Form a palindrome
- Longest Subarray with Sum K
- Transform String
- Count the Reversals
- Number of positive integral solutions
- Cutting Binary String
- Sum of two large numbers
- Factorials of large numbers
- Shuffle integers
- Remove leading zeros from an IP address
- k largest elements
- Sum of XOR of all pairs
- Magnet Array Problem
- Longest Common Substring
- Smallest distinct window
- Longest Substring with K Uniques
- Longest Palindrome in a String
- K-th element of two Arrays
- String formation from substring
- Triplets with Smaller Sum
- Rod Cutting
- K closest elements
- Minimum swaps and K together
- Maximize the sum of selected numbers from a sorted array to make it empty
- Smallest Absolute Difference
- LCS of three strings
- Longest Palindromic Subsequence
- Minimum sum
- Build the smallest
- Minimize the Heights II
- First and Last Occurrences
- Reaching the heights
- Smaller on Left
- Minimum Deletions
- A difference of values and indexes
- Maximum Product of Increasing Subsequence of Size 3
- Print N-bit binary numbers having more 1s than 0s
- Nine Divisors
- Valid Substring
- Find patterns
- Minimum number of deletions
- Minimum Swaps for Bracket Balancing
- Permutations of a String
- Previous number in one swap
- Friends Pairing Problem
- CamelCase Pattern Matching
- Lexicographically smallest string
- Subarrays Product Less than K
- Unique Number II
- Bleak Numbers
- 3 Divisors
- Minimum number of deletions and insertions
- Max Sum Increasing Subsequence
- Minimum cost to fill given weight in a bag
- Coin Change (Count Ways)
- Gold Mine Problem
- Coin Change (Minimum Coins)
- Perfect Sum Problem
- Power Of 2 and Subsequences
- Firing employees
- Shreyansh and his bits
- Power Set
- Knapsack with Duplicate Items
- nCr
- Number of ways
- Subsets with XOR value
- Partition Equal Subset Sum
- XOR Game
- Longest Bitonic subsequence
- Min Coin
- Handshakes
- Count possible ways to construct buildings
- Count digit groupings of a number
- Probability of Knight
- Array Pair Sum Divisibility Problem
- Magic Triplets
- Brain Game
- Fill up buckets
- Killing Spree
- Subset Sums
- Unique partitions
- N Digit numbers with digits in increasing order
- Fill the Tank
- Number of paths
- Knight Walk
- Stepping Numbers
- Permutation with Spaces
- Choose and Swap
- LCM Triplet
- Return two prime numbers
- Fact Digit Sum
- Find Prime numbers in a range
- Jumping Numbers
- A Game of LCM
- Party in Town
- Grouping Of Numbers
- Find the Safe Position
- Next Permutation
- Smaller on Left
- Geek and knots
- Filling Bucket
- Matrix Exponentiation
- Longest Repeating Subsequence
- Composite and Prime
- Finding Profession
- Decode the string
- Total Decoding Messages
- Stream First Non-repeating
- Maximum Sub-String after at most K changes
- Villain Con
- Segregate even and odd nodes in a Linked List
- Print leaf nodes from preorder traversal of BST
- Tricky Subset Problem
- Longest Perfect Piece
- Rat Maze With Multiple Jumps
- Geek and Strings
- Pairs of Non Coinciding Points
- The Smurfs
- Satisfy the equation
- 7 Segment Display
- Product of Primes
- Eulerian Path in an Undirected Graph
- Replace O's with X's
- nCr mod M | Part 2
- Two numbers with odd occurrences
- Find all distinct subset (or subsequence) sums
- Check Mirror in N-ary tree
- Queries on Strings
- Special Matrix
- Queries on a Matrix
- Broken blocks
- Express as sum of power of natural numbers
- Find the string in grid
- Shortest Uncommon Subsequence
- Nodes at even distance
- Biconnected Graph
- Help a Thief!!!
- Count the paths
- Floyd Warshall
- Negative weight cycle
- Flood fill Algorithm
- Form coils in a matrix
- Base Equivalence
- Maximum sum Rectangle
- Shortest Path between Cities
- Moving on grid
- Height Using Parent Array
- Reverse Spiral Form of Matrix
- Geek and Number String
- Save Your Life
- Hamiltonian Path
- Recursively Remove Adjacent Duplicates
- Theft at World Bank
- Coins of Geekland
- Transfiguration
- Spidey Sense
- Escape the Forbidden Forest
- Jump Game
- Iterative Postorder
- Subset Sum Problem
- Longest Palindromic Substring
- Form a palindrome
- Search Pattern (Z-algorithm)
- Search Pattern (Rabin-Karp Algorithm)
- Bellman-Ford
- Partition a Linked List around a given value
- Capacity To Ship Packages Within D Days
- Coin Piles
- Rearrange characters
- 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
- Binary Matrix with at most K 1s
- Maximum sum leaf to root path
- Maximum GCD of siblings of a binary tree
- BST to max heap
- BST to greater sum tree
- Find rectangle with corners as 1
- Cousins of a given node
- Insertion Sort for Singly Linked List
- Subsets
- Flatten binary tree to linked list
- Rank The Permutations
- IPL 2021 - Match Day 2
- Course Schedule
- Find and Replace in String
- Clone an Undirected Graph
- Minimum times A has to be repeated such that B is a substring of it
- Bitwise AND of the Array
- Overlapping Intervals
- Remove and Reverse
- Maximum number of events that can be attended
- Longest Possible Route in a Matrix with Hurdles
- Find k-th smallest element in given n ranges
- Even Swap
- Farthest number
- Robots
- Hit most Balloons
- Enemy
- Concatenate Equal to Target
- Exactly one swap
- Maximum Winning score
- Compute Before Matrix
- Levels Of Game
- Smallest sum contiguous subarray
- Array Removals
- Minimum Cost to cut a board into squares
- Stack Permutations
- Largest subtree sum in a tree
- Replace every element with the least greater element on its right
- Special Keyboard 2
- Maximum selections
- LCP
- Next element with greater frequency
- Sum of nodes within k distance from target
- Minimum increment/decrement to make array non-Increasing
- Minimum Swaps
- Construct Binary Tree from String with bracket representation
- Check if all levels of two trees are anagrams or not
- Palindrome with minimum sum
- Remove and Reverse
- Number of Distinct Islands
- Shortest Distance in a Binary Maze
- Minimum Multiplications to reach End
- Minimum time to empty the array
- Rectangles and Squares
- Yet Another Minimization Problem
- Process Dependencies
- Non-Negative Tree
- Number Of Islands
- Merging Details
- Palindrome with minimum sum
- minimum days
- Number of good components
- Maximum Numbers of Pairs
- Maximum Multiple
- Number of good components
- Number of Ways to Arrive at Destination
- Prime List
- Bheem Wants Ladoos
- Remove and Reverse
- Volcano
- Optimal Array
- Sum of Beauty of All Substrings
- Prefix Suffix String
- Sum up the beauty
- Good Stones
- Collect Maximum Oranges
- Water Problem
- Aggressive Cows
- Smaller Sum
- Shy Geek
- Minimum number of jumps
- Sort an array according to the other
- Count triplets with sum smaller than X
- Task Scheduler
- Lemonade Change
- Maximum Sum Combination
- Find Number
- Minimum Platforms 2
- Subtree In N-ary Tree
- GCD Array
- Minimize number of Students to be removed
- Maximum Value
- Shortest Prime Path
- Flattening a Linked List
- Absolute difference divisible by K
- Make array elements unique
- Next Greater Element in Circular Array
- Carpet into Box
- Minimum X (xor) A
- Geeks And The String
- Maximum Points Covered
- Colorful Numbers
- Find the longest string
- Maximum Profit By Choosing A Subset Of Intervals
- Minimum repeat to make substring
- Paint N House
- 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
- Minimum Days
- Prime List
- Walls Coloring
- Geeks Island
- Apple Sequences
- Impress Geekina with Minimum Additional Trees
- Connect Nodes at Same Level
- Unique Paths in a Grid
- Valid Compressed String
- Fill the Matrix
- Number of Good Components
- Optimal Array
- Best Node
- Update Queries
- Good Stones
- Maximum Intersecting Lines
- String rp or pr
- Knight in Geekland
- Shy Geek
- Count Special Numbers
- Minimum Steps Required
- Count Cyclic Paths
- Maximum Triplet product
- Second smallest number
- Special Palindrome Substrings
- Maximum Possible Value
- Distinct Difference
- Anagrams in Linked List
- 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
- Shortest XY distance in Grid
- BST Maximum Difference
- Nearest smaller tower
- Another Coin Change Problem
- Geek's Village and Wells
- Find Number
- Minimize Computers
- Max Coins
- Good Subtrees
- Subtree In N-ary Tree
- Easy Task
- Stone Bags
- Add Minimum Characters
- Maximum subset sum
- Palindrome with minimum sum
- Destroy the garden
- Count Total Setbits
- Tree Transformation
- Happy Subarrays
- Minimum Length
- Help Big Pig
- GFG's new Game
- Fraction pairs with sum 1
- Possible Path
- Cyclic Tree
- Subtree with k primes
- Linked List Group Reverse
- Reorder List
- Binary Tree to DLL
- Max rectangle
- Partition array to k subsets
- Longest Palindromic Substring in Linear Time
- Alien Dictionary
- AVL Tree Deletion
- Nodes at given distance in binary tree
- Number of Turns in Binary Tree
- String Permutations
- Trapping Rain Water
- Smallest window containing all characters of another string
- Histogram Max Rectangular Area
- Max of min for every window size
- Solve the Sudoku
- Word Ladder I
- Merge Without Extra Space
- Next Smallest Palindrome
- Distinct palindromic substrings
- Search Pattern (KMP-Algorithm)
- Count Smaller elements
- Longest Prefix Suffix
- Wildcard string matching
- Edit Distance
- Minimum Points To Reach Destination
- Minimum sum partition
- Number Formation
- Palindromic Partitioning
- Matrix Chain Multiplication
- Median in a row-wise sorted Matrix
- Kill Captain America
- Boolean Parenthesization
- Bike Racing
- Word Break - 2
- N-Queen Problem
- Brackets in Matrix Chain Multiplication
- nCr mod M | Part 1
- Phone directory
- Adventure in a Maze
- Closest Palindrome
- Optimal binary search tree
- Assignment Problem
- Longest Path in a matrix
- Word Wrap
- Huffman Encoding
- Find the Maximum Flow
- Corona Vaccine
- Longest substring to form a Palindrome
- Minimum X (xor) A
- Sorted Linked List to BST
- Palindrome Pairs
- Array Partition
- Count occurrences of a given word in a 2-d array
- Number of distinct words with K maximum contiguous vowels
- Reverse a sublist of a linked list
- Word Ladder II
- Shortest Unique prefix for every word
- Split Array Largest Sum
- Find number of closed islands
- Scrambled String
- Shortest Path by Removing K walls
- Maximum Number of Toys
- Articulation Point - I
- Kth Smallest Number in Multiplication Table
- Min Chars to Add for Palindrome
- Minimum time to fulfil all orders
- Geek in a Maze
- Construct smallest string
- Stable Array
- Order of letters
- Triplet query
- Minimum BST Sum Subtree
- Count Strings
- Subarray Product
- Make Array
- Expression Add Operators
- Maximum Score Ranges
- Count Lucky Permutations
- Count the Substring
- Select Nodes
- Largest Sum Cycle
- Fixing Two swapped nodes of a BST
- Shortest Path Using Atmost One Curved Edge
- Avoid Explosion
- Walls Coloring II
- Redundant Parenthesis
- Partition the Array
- Count Binary Strings With No Consecutive 1s
- Divide in Incremental Groups
- Max min Height
- Maximum Number of coins
- Median of the Subarrays
- Minimum BST Sum Subtree
- Special Digits
- Cake Distribution Problem
- Permutation Making
- Find Expected Apples
- Game Of Subsets
- Print Linked List
- Queue Using Array
- Sum Except First and Last
- Search a node in BST
- Palindromic Array
- Peak element
- Minimum element in BST
- Anagram of String
- Bit Difference
- Binary Array Sorting
- Reverse a String
- First n Fibonacci
- Value equal to index value
- Immediate Smaller Element
- Repeated Character
- Elements in the Range
- Rotate Array by One
- Game with nos
- Exceptionally odd
- Ishaan Loves Chocolates
- Array Subset
- 1s Complement
- Find position of set bit
- Median of an Array
- Binary number to decimal number
- Count Squares
- Middle of Three
- Sorted matrix
- Max Min
- Convert array into Zig-Zag fashion
- Naughty Geek
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