its_just_me
STREAK
108/1480
days
Longest streak/Global longest streak
Language Used
C++, C, Java
Coding Score
2414
Problem Solved
892
Contest Rating
__
Campus Mantri
hardeepsingh04271 points
Contributor
271 points
Contributor
1 Point
Proficient
Proficient
100 Point
Scholar
Scholar
1k Point
Master
Master
10k Point
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50k Point
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SCHOOL (2)
BASIC (80)
EASY (359)
MEDIUM (382)
HARD (69)
- Sorting Elements of an Array by Frequency
- Rearrange characters
- Nearly Sorted Algorithm
- The Conversion To One
- Get the Shadow
- K<sup>th</sup> Maximum element of Max-Heap
- 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
- Linked List in Zig-Zag fashion
- Detect Loop in linked list
- Quick Sort on Linked List
- Count BST nodes that lie in a given range
- Merge Sort
- Binary Tree from Inorder and Postorder
- Bottom View of Binary Tree
- Delete without head pointer
- Intersection in Y Shaped Lists
- Diameter of a Binary Tree
- Merge two sorted linked lists
- Add all greater values to every node in a BST
- Sum Tree
- Connect Nodes of Levels
- Flattening a Linked List
- Diagonal Tree Traversal
- Tree Boundary Traversal
- Reverse alternate levels of a perfect binary tree
- Delete a node from BST
- Directed Graph Cycle
- Undirected Graph Cycle
- LCA in Binary Tree
- Maximum difference between node and its ancestor
- Absolute List Sorting
- Binary Heap Operations
- Max sum path in two arrays
- The Celebrity Problem
- Largest subarray with 0 sum
- Topological sort
- Vertical Tree Traversal
- Find the number of islands
- Max sum in the configuration
- Get Min from Stack
- Gas Station
- Wildcard Pattern Matching
- Linked List to Binary Tree
- Check if subtree
- Extreme nodes in alternate order
- Kth smallest element in a Matrix
- Is Binary Tree Heap
- Clone a Binary Tree
- Remove loop in Linked List
- Minimum Spanning Tree
- Largest BST
- Interleaved Strings
- Sorted subsequence of size 3
- Sum of subset differences
- Minimum Swaps to Sort
- Implement Atoi
- Maximum Difference
- Palindrome Linked List
- Rat in a Maze Problem - I
- Bipartite Graph
- Closest in BST
- Pots of Gold Game
- Delete keys in a Linked list
- Merge two BST 's
- Count distinct elements in every window
- Merge k Sorted Arrays
- Root to leaf paths sum
- 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
- Level order traversal
- Peak element
- Polynomial Addition
- Merge Sort for Linked List
- Union of Two Linked Lists
- Euler Circuit in an Undirected Graph
- Ancestors in Binary Tree
- Root to Leaf Paths
- Occurences of 2 as a digit
- Counting elements in two arrays
- Construct expression tree
- Linked List that is Sorted Alternatingly
- Leftmost and rightmost nodes of binary tree
- Construct Tree from Inorder & Preorder
- Vertical sum
- Isomorphic Trees
- Leaves to DLL
- Children Sum in a Binary Tree
- Diagonal sum in binary tree
- Deletion and Reverse in Circular Linked List
- Construct Tree from Preorder Traversal
- Sum of nodes on the longest path
- Check if two Nodes are Cousins
- ZigZag Tree Traversal
- Count Number of SubTrees
- Vertical Width of a Binary Tree
- C++ Friend function
- C++ Generic sort
- Pairwise swap of nodes in Linked List
- Swap Kth nodes from ends
- Add two numbers represented by Linked List
- Count set bits
- Tower Of Hanoi
- Reverse array in groups
- Smallest Positive Missing
- Power Of Numbers
- Wave Array
- Possible Words From Phone Digits
- Rearrange Array Alternately
- Rearrange an array with O(1) extra space
- Stock buy and sell
- Rotate Array
- Kadane's Algorithm
- Majority Element
- Count Inversions
- Union of 2 Sorted Arrays
- Indexes of Subarray Sum
- Triplet Sum in Array
- Possible paths between 2 vertices
- Make Matrix Beautiful
- Boolean Matrix
- Spirally traversing a matrix
- Search in a sorted Matrix
- Rotate by 90 degree
- Unit Area of largest region of 1's
- Subarray with 0 sum
- Subarrays with equal 1s and 0s
- 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
- Activity Selection
- Fractional Knapsack
- Job Sequencing Problem
- Minimum Platforms
- Largest number in K swaps
- Combination Sum
- Unique Subsets
- Minimum Jumps
- Stickler Thief
- Ways to Reach the n'th Stair
- Minimum number of jumps
- Longest Increasing Subsequence
- Longest Common Subsequence
- 0 - 1 Knapsack Problem
- Lucky Numbers
- Number of Unique Paths
- Equal Sum Partition
- Sort according to an Array
- Allocate Minimum Pages
- Preorder to BST
- Zero Sum Subarrays
- Find whether path exist
- Implement Trie
- Shortest Common Supersequence
- Nth Catalan Number
- Rotten Oranges
- Steps by Knight
- Add a Digit
- Lazy Kid
- Shortest Distance to Every Character
- Count subsequences of type a^i, b^j, c^k
- Maximize The Cut Segments
- Container With Most Water
- Print Anagrams Together
- Rotate by 90 degree
- Overlapping Intervals
- Top K Frequent in Array
- Generate Parentheses
- Number of Sweets
- Prerequisite Tasks
- 4 Sum - All Quadruples
- Excel Sheet | Part - 1
- Distorted Needle in Haystack
- Mandatory Flip Bit
- Pruning a Tree
- Sort 0s, 1s and 2s
- Valid Pair Sum
- Paths to reach origin
- Pascal Triangle
- Equal Sum
- Top k numbers in a stream
- Sum of Middle elements of two sorted arrays
- Single Among Doubles in a Sorted
- Consecutive 1's not allowed
- Count Occurences of Anagrams
- Single Among Doubles
- Happiest Triplet
- Pair Sum Closest to 0
- Search in Rotated Sorted Array
- Smallest number with at least n trailing zeroes in factorial
- Maximum Intervals Overlap
- Maximize The Array
- Form the Largest Number
- Marks of PCM
- Water Collection
- Alternate Vowel and Consonant String
- Maximum Product Subarray
- Check if a string is repetition of its substring of k-length
- Row with max 1s
- Swapping pairs make sum equal
- Check if frequencies can be equal
- Column name from a given column number
- Concatenation of Zig-Zag String in n Rows
- Design a tiny URL or URL shortener
- Count of Palindromic substrings in an Index range
- Form a palindrome
- Nuts and Bolts Problem
- Rotate a Matrix
- Longest Subarray with Sum K
- Count the Reversals
- Equal 0, 1 and 2
- Factorials of large numbers
- Shuffle integers
- Reverse each word in a given string
- Length of the longest substring
- The Tiny Miny
- Longest Common Substring
- Smallest distinct window
- Longest substring with distinct characters
- Longest Palindrome in a String
- Look and Say Pattern
- Integer to Words
- K-th element of two Arrays
- Longest Arithmetic Subsequence
- Triplets with Smaller Sum
- Rod Cutting
- Number of pairs
- Missing element of AP
- Minimum swaps and K together
- LCS of three strings
- Longest Palindromic Subsequence
- First negative in every window of size k
- Maximum difference of zeros and ones in binary string
- Minimum sum
- Minimize the Heights II
- Large Factorials
- First and Last Occurrences
- Next higher palindromic number using the same set of digits
- Minimum Deletions
- Ruling Pair
- Print N-bit binary numbers having more 1s than 0s
- Valid Substring
- Permutations of a String
- Number following a pattern
- Find largest word in dictionary
- Special Numbers
- Combination Sum - Part 2
- Subarrays Product Less than K
- Unique Number II
- Bleak Numbers
- Ways to sum to N
- Maximum bitonic subarray sum
- Max possible amount
- Help Classmates
- Maximize dot product
- Max Sum Increasing Subsequence
- Coin Change (Count Ways)
- Count numbers with given sum
- String Subsequence
- Gold Mine Problem
- Coin Change (Minimum Coins)
- Perfect Sum Problem
- Dyck Path
- K-Palindrome
- Find the largest number
- Count ways to N'th Stair(Order does not matter)
- nCr
- Number of ways
- Maximum path sum in matrix
- Minimum steps to destination
- Special Keyboard
- Partition Equal Subset Sum
- Longest Bitonic subsequence
- Get Minimum Squares
- Handshakes
- Dimensions of Rectangle
- Array Pair Sum Divisibility Problem
- Digit multiplier
- Money Distributions
- Find Last Digit Of a^b for Large Numbers
- Matchsticks game
- Subset Sums
- N Digit numbers with digits in increasing order
- Yes XOR No
- Last non-zero digit in factorial
- Nth Natural Number
- Knight Walk
- Stepping Numbers
- Permutation with Spaces
- Path of greater than equal to k length
- Card Rotation
- Choose and Swap
- Return two prime numbers
- Find nth root of m
- Sum of Query II
- Find Prime numbers in a range
- Prime Factors and their Powers
- Two water Jug problem
- Fraction to Repeating Decimal
- Numbers with alternative 1's
- Find the Safe Position
- Dudeney's Cow Problem
- Rotate a Matrix by 180 Counterclockwise
- Next Permutation
- Smaller on Left
- Longest Repeating Subsequence
- Finding Profession
- Decode the string
- Is Sudoku Valid
- Total Decoding Messages
- Stream First Non-repeating
- Possible paths
- Segregate even and odd nodes in a Linked List
- Largest square formed in a matrix
- Water Overflow
- Kth Largest in a Stream
- Snake and Ladder Problem
- 7 Segment Display
- Eulerian Path in an Undirected Graph
- Transitive closure of a Graph
- Rohan's Love for Matrix
- Special Matrix
- Queries on a Matrix
- Express as sum of power of natural numbers
- Count the paths
- Floyd Warshall
- Flood fill Algorithm
- Shortest Source to Destination Path
- Shortest Path between Cities
- Reverse Spiral Form of Matrix
- Police and Thieves
- Recursively Remove Adjacent Duplicates
- Number of minimum picks to get 'k' pairs of socks from a drawer
- Spiral Matrix
- Coins of Geekland
- Valid Pair Sum
- Dam of Candies
- Transfiguration
- Repeated String Match
- Bit Difference
- Ruling Pair
- Triplets in Sorted Linked List
- Restrictive Candy Crush
- Help Classmates
- Restricted Pacman
- Valentine Sum
- Lucy's Neighbours
- Spidey Sense
- Project Manager
- Closest Similar Elements
- Escape the Forbidden Forest
- Iterative Inorder
- Triplets with sum with given range
- Preorder traversal (Iterative)
- Iterative Postorder
- Form a palindrome
- Gray Code
- Subarrays with sum K
- Partition a Linked List around a given value
- Rearrange characters
- Find duplicate rows in a binary matrix
- Division without using multiplication, division and mod operator
- Subsets
- IPL 2021 - Match Day 2
- All Unique Permutations of an array
- Overlapping Intervals
- Bitwise AND of the Array
- Kth Smallest Difference
- Special Primes
- Linked List Group Reverse
- Reorder List
- Binary Tree to DLL
- Clone List with Next and Random
- Min distance between two given nodes of a Binary Tree
- Serialize and deserialize a binary tree
- Distinct occurrences
- Box Stacking
- Points in Straight Line
- AVL Tree Insertion
- Alien Dictionary
- Smallest range in K lists
- Nodes at given distance in binary tree
- Fixing Two nodes of a BST
- Max Path Sum 2 Special Nodes
- String Permutations
- Trapping Rain Water
- Max Circular Subarray Sum
- Histogram Max Rectangular Area
- Max of min for every window size
- Find median in a stream
- Solve the Sudoku
- Strongly connected component (Tarjans's Algo)
- Median of 2 Sorted Arrays of Different Sizes
- Burning Tree
- Merge Without Extra Space
- Next Smallest Palindrome
- Palindrome SubStrings
- Ugly Numbers
- Largest rectangle of 1s with swapping of columns allowed
- Minimum number to make median X
- Maximum XOR subset
- Edit Distance
- Minimum number of elements
- Doctor Strange
- Minimum sum partition
- Next Happy Number
- Stock Buy and Sell – Max K Transactions Allowed
- Check Tree Traversal
- Matrix Chain Multiplication
- Bit Difference
- Median in a row-wise sorted Matrix
- 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
- Articulation Point - II
- Create your own Calculator
- Let's Play!!!
- Nth digit of pi
- Huffman Encoding
- Water Connection Problem
- Smallest Positive Integer that can not be represented as Sum
- Secret Cipher
- 132 Geeky Buildings
- Corona Vaccine
- Shortest Range In BST
- Elixir of Life
- Minimum operations to convert array A to B
- Number of distinct words with K maximum contiguous vowels
- Word Ladder II
- Count the number of subarrays
- Kth Smallest Number in Multiplication Table
- Sahil loves gfg
- Sahil love good scorer
- Nearest Perfect Square
- A Boolean Matrix Problem
- Toggle The Middle
- K Sum
- XOR Pair
- Average of String
- Closest friends!
- Pairing the brackets
- Continuous Series
- The Manipulator
- Maximize The Profit
- Triangle and Square
- M and N
- Tower Construction
- Continuous Series
- Geek and his Marks
- Geek-onacci Number
- Geeks's Garden
- Geek and Contest ||
- 3 Data structures
- 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
- Remove duplicates from an unsorted linked list
- Split a Linked List into two halves
- Inorder Traversal
- Reverse a Doubly Linked List
- Check for BST
- Right View of Binary Tree
- K distance from root
- Mirror Tree
- Two Mirror Trees
- Maximum Width of Tree
- 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
- 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
- Root to leaf path sum
- 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 from an array
- Odd even level difference
- Binary Tree to BST
- K-Palindrome
- Equilibrium index of an array
- Leaves at Same Level or Not
- Convert to Roman No
- Match specific pattern
- Josephus problem
- Expression Tree
- Max distance between same elements
- Delete in a Singly Linked List
- Kth largest element in BST
- Array Duplicates
- Max Level Sum in Binary Tree
- Special Stack
- Three way partitioning
- Longest consecutive sequence in Binary tree
- Inorder Successor in BST
- Index of an Extra Element
- Intersection of Two Linked Lists
- Level of a Node in Binary Tree
- Sum of leaf nodes in BST
- More than n/k Occurrences
- Counting Sort
- Max and min element in Binary Tree
- Perfect Binary Tree
- Reverse Using Stack
- Full Binary Tree
- Symmetric Tree
- Delete Alternate Nodes
- 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
- Reverse first K of a Queue
- Height of Spiral Tree
- Sum of Leaf Nodes
- Sum of Right Leaf Nodes
- Sum of Left Leaf Nodes
- Brothers From Different Roots
- Delete Mid of a Stack
- C++ Multi-level inheritance
- C++ Template
- The New Line
- Controlled_Printing
- Coding with Operators
- Bridge of Stones
- Data Types
- Taking input
- Learn to Comment
- GetLine and Ignore
- Learning to be precise
- Bitwise Operators
- Even Odd
- While loop- printTable
- Learning Macros
- Start Coding - Java
- The New Line - Java
- Data Types - Java
- Learn to Comment - Java
- logical Operators - Java
- Bitwise Operators - Java
- Even Odd - Java
- While loop- printTable - Java
- Swap the array elements
- Matrix Interchange
- Xoring and Clearing
- Xoring and Clearing - Java
- Swap values using References
- Swap the objects
- Two Dimensional World
- Learning Structs
- Delete Array
- Sum of Big Integers
- BigInteger Multiply
- Find the Frequency
- Back to Front
- Pair Sum in Vector
- Frequency in Queue
- Get min at pop
- Min Heap implementation
- Multimap Operations
- Pair Sum Existence
- Pair Sum Existence- Revisited
- First Set Bit
- Rightmost different bit
- Check K-th Bit
- Longest Consecutive 1's
- Power of 2
- Swap odd and even bits
- Frequencies in a Limited Array
- Equilibrium Point
- Array Leaders
- Floor in a Sorted Array
- Print adjacency list
- Anagram
- Winner of an election
- String Rotated by 2 Places
- Reverse Words
- Minimum indexed character
- Panagram Checking
- Non Repeating Character
- 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
- Reach a given score
- Count ways to N'th Stair
- Count number of hops
- Doubly Linked List Conversion
- Level them All!
- Strange Median!
- The BFS traversal
- Pattern searching
- First Repeating Element
- Union of Arrays with Duplicates
- Reach a given score
- Check Equal Arrays
- Positive Negative Pair
- Missing in Array
- Product array puzzle
- Roman Number to Integer
- Intersection of Arrays with Distinct
- Excel Sheet | Part - 2
- Lucy's home
- StayHomeTask
- Maximum selections
- LCP
- Sum of XOR of all sub-arrays
- Sort strings lexicographically according to given sequence of characters
- Perfect Pair Sum
- Equal Distribution
- Rotate Clockwise
- Cousins in Tree
- Game of digits
- Minimize Max difference between adjacent elements by inserting k new elements
- Max Value Permutation
- Missing And Repeating
- Buildings receiving sunlight
- Non-Repeating Element
- Max value
- Count the elements
- Maximum Gap
- Find Kth Rotation
- Sort by Set Bit Count
- Minimum Energy
- Maximize sum after K negations
- Pairs with certain difference
- Common in 3 Sorted Arrays
- Good Pairs
- 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
- Min Subsets with Consecutive Numbers
- Minimize the sum of product
- Chocolate Distribution Problem
- Find Pair Given Difference
- Bitonic Point
- Smallest subarray with sum greater than x
- Amend The Sentence
- Single Number
- Check if actual binary representation of a number is palindrome
- Closing bracket index
- Remove Consecutive Characters
- Remove b and ac from a given string
- Palindrome Sentence
- Addition of submatrix
- Check if the number is balanced
- Rearrange a string
- Remove Duplicates
- Facing the sun
- Count Substrings
- Twice Counter
- Distinct Substrings
- 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
- Number of occurrence
- Divisible by 8
- Longest common prefix
- Convert an array to reduced form
- Find missing in second array
- String's Count
- Longest Common Prefix of Strings
- Largest Fibonacci Subsequence
- First Repeated Character
- Meta Strings
- Min Number of Flips
- Counts Zeros Xor Pairs
- Two sum -Pairs with 0 Sum
- Segregate 0s and 1s
- Hungry Pizza Lovers
- At Least K Occurrences
- Element with left side smaller and right side greater
- Merging two unsorted arrays in sorted order
- Count the Zeros
- Sum of Lengths of Non-Overlapping SubArrays
- Four Elements
- First and Second Smallests
- Palindrome String
- Left out candies
- Chocolate Station
- Smallest greater elements in whole array
- Maximum Happiness
- Shop in Candy Store
- Minimum changes to make all substrings distinct
- Minimal moves to form a string
- Lucas Number
- Encrypt the string - 2
- Common Subsequence OldP
- Is Binary Number Multiple of 3
- Kth LSB
- Replace a word
- Minimum Operations
- Number of 1 Bits
- Find the Highest number
- Armstrong Numbers
- Set Bits
- Nth Fibonacci Number
- Change Bits
- Number of factors
- Palindrome
- Toggle bits in the given range
- Game of Nim
- Set all the bits in given range of a number
- Prime Number
- Maximum Sum Problem
- Maximum Product Cutting
- High Effort vs Low Effort
- Shortest path from 1 to n
- Find sum of divisors
- Amicable Pair
- Assign Mice Holes
- Find maximum number
- Reach the Nth point
- Minimum number of Coins
- Break a number
- Palindrome numbers
- Optimal walk
- Maximum height of the staircase
- Next in Series
- Game of cells
- Maximize Toys
- Raju and coins
- Largest number possible
- Page Faults in LRU
- Recamans sequence
- Print this pattern!
- Integral Root
- Rectangles in N*N Board
- Squares in N*N Chessboard
- Deficient Number
- Form a number divisible by 3 using array digits
- Total number of Strings
- Subtraction and two numbers
- Triangular Number
- Sum of First N Natural Numbers
- Circular Prime Number
- Recursive sequence
- Sum of product of all pairs
- Tom and Jerry
- Maximum Height Tree
- Maximum Diamonds
- Arithmetic Number
- Geeky Year
- Inorder Traversal and BST
- Letters Collection
- Examination Papers
- Overlapping rectangles
- Help the Old Man!!!
- Inverted triangle of stars
- Print Pattern
- Crazy Equations
- Array to BST
- Sum of dependencies in a graph
- Count all possible paths from top left to bottom right
- Rearrange Geek and his Classmates
- Sum of k smallest elements in BST
- Print Diagonally
- Gadgets of Doraland
- Reverse Bits
- Sum of two numbers without using arithmetic operators
- Rotate Array
- Alternate Leaf Nodes Sum
- Print Linked List
- Find Length of Linked List
- Size of Binary Tree
- Count Leaves in Binary Tree
- Postorder Traversal
- Queue using Linked List
- Queue Using Array
- Preorder Traversal
- First Occurence
- Sum Except First and Last
- Palindromic Array
- Linked List Insertion At End
- Minimum element in BST
- Is Linked List Length Even?
- Sum of Binary Tree
- The Size of
- Count Odd and Even
- Sort and Reverse Vector
- Front to Back
- Queue Push & Pop
- Bit Difference
- Number is sparse or not
- Print 1 To N Without Loop
- Sorted Array Search
- Minimum At Pop
- Reverse a String
- C++ Hello World
- Sum of Natural Numbers
- Searching in an Array
- Doubling the value
- Balanced Array
- Maximum product of two numbers
- Value equal to index value
- Uncommon characters
- Reversing the vowels
- Repeated Character
- Last index of One
- Merge two strings
- Rotate Array by One
- Array Subset
- Multiply left and right array sum
- Print first letter of every word in the string
- Red OR Green
- Check set bits
- Number of Diagonals
- Binary representation
- Set kth bit
- Java Hello World
- Smallest power of 2 greater than or equal to n
- Check perfect square
- LCM And GCD
- House Robber
- C++ Data Types
- Find n-th term of series 1, 3, 6, 10, 15, 21
- Strong Numbers
- Median of an Array
- Celsius to Fahrenheit Conversion
- Factorial
- Greatest of three numbers
- Simple Interest
- Difference series
- Series AP
- The dice problem
- G.F Series
- Remainder Evaluation
- Count Squares
- Find the position of M-th item
- Check if the number is Fibonacci
- Middle of Three
- Anshuman's Favourite Number
- Swap two numbers
- Unique Numbers
- Series X1
- Doctors Clinic
- 12 hour clock addition
- Pattern Jumping
- Finding Position
- Sorted matrix
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