- Print Linked List elements
- Count nodes of linked list
- Node at a given index in linked list
- Size of Binary Tree
- Inorder Traversal
- Bubble Sort
- Count Leaves in Binary Tree
- Height of Binary Tree
- Finding middle element in a linked list
- Postorder Traversal
- Implement Stack using Linked List
- Implement stack using array
- Implement Queue using Linked List
- Implement Queue using array
- Binary Search
- Preorder Traversal
- Implement strstr
- Implement Atoi
- Minimum distance between two numbers
- Find triplets with zero sum
- Linked List Insertion
- Minimum element in BST
- Product of array elements
- Search an Element in an array
- Factorial
- Prime Number
- LCM And GCD
- GCD of Array
- Searching a number
- Power of 2
- Series GP
- Sort The Array
- Pythagorean Triplet
- Nth Fibonacci Number
- Majority Element
- Sieve of Eratosthenes
- Count possible triangles
- Dice throw
- Rotate Array
- Permutations of a given string
- Check if the number is Fibonacci
- Missing number in array
- Number of paths
- Count total set bits
- Number is sparse or not
- Bit Difference
- Immediate Smaller Element
- Convert array into Zig-Zag fashion
- Number of occurrence
- k largest elements
- Check if a number is power of another number
- Sum of all prime numbers between 1 and N.
- Find the Odd Occurence
- Angle between hour and minute hand
- Rotating an Array
- Reverse array in groups
- Set Bits
- Squares in a Matrix
- Find first and last occurrence of x
- Sort in specific order
- Check if two arrays are equal or not
- Check if string is rotated by two places
- Find first set bit
- Find the element that appears once in sorted array
- Print an array in Pendulum Arrangement
- Check whether K-th bit is set or not
- Rightmost different bit
- Set kth bit
- Print first n Fibonacci Numbers
- Find the Highest number
- Closest Number
- Remove common characters and concatenate
- Find the fine
- Find the closest number
- Tower of Hanoi

Name

Pewd Ipie

Institution

Rank in Institute

#123

Courses Attended

Campus Ambassador

Overall Coding Score: 761

Monthly Coding Score: 0

Weekly Coding Score: 0

- Reverse a linked list
- Delete N nodes after M nodes of a linked list
- Rotate a Linked List
- Pairwise swap elements of a linked list
- Given a linked list of 0s, 1s and 2s, sort it.
- Add two numbers represented by linked lists
- Detect Loop in linked list
- Remove duplicates from an unsorted linked list
- Sorted insert for circular linked list
- Insertion Sort
- Merge Sort
- Quick Sort
- Right View of Binary Tree
- K distance from root
- Two Mirror Trees
- Maximum Width of Tree
- Check for Balanced Tree
- Heap Sort
- Nth node from end of linked list
- Left View of Binary Tree
- Merge two sorted linked lists
- Sum Tree
- Transform to Sum Tree
- Intersection of two sorted Linked lists
- Queue using two Stacks
- Remove duplicate element from sorted Linked List
- Stack using two queues
- Level order traversal in spiral form
- Reverse Level Order Traversal
- DFS of Graph
- Insert a node in a BST
- BFS of graph
- Determine if Two Trees are Identical
- Root to leaf path sum
- Print all nodes that don't have sibling
- Lowest Common Ancestor in a BST
- Implement two stacks in an array
- Largest subarray of 0's and 1's
- Level order traversal Line by Line
- Print BST elements in given range
- Largest subarray with 0 sum
- Remove every k'th node
- Validate an IP Address
- Check if Linked List is Palindrome
- Generate Grey Code Sequences
- Delete a Node in Single Linked List
- Kth largest element in BST
- Find duplicates in an array
- Count distinct elements in every window
- Sort a stack
- Level order traversal
- Peak element
- Inorder Successor in BST
- Merge Sort for Linked List
- Intersection of Two Linked Lists
- Maximum path sum
- XOR of a given range
- Check if Tree is Isomorphic
- Find length of Loop
- Anagram
- Wave Array
- Rotation
- Search in a Rotated Array
- Non Repeating Character
- Sum of Middle Elements of two sorted arrays
- First Repeating Element
- Reverse words in a given string
- Move all zeroes to end of array
- Activity Selection
- Spirally traversing a matrix
- Sort an array of 0s, 1s and 2s
- Two numbers with sum closest to zero
- Finding Number
- Next greater number set digits
- Longest Distinct characters in string
- Column name from a given column number
- Maximum Product Subarray
- Remove Duplicates
- Maximum sum increasing subsequence
- Array to BST
- Max Sum without Adjacents
- Key Pair
- Maximum Difference
- Product array puzzle
- Subarray with given sum
- Leaders in an array
- Count number of hops
- Equal to product
- Triplet Sum in Array
- Three Great Candidates
- Overlapping rectangles
- Minimum element in a sorted and rotated array
- Search in a matrix
- Number Of Open Doors
- 0 - 1 Knapsack Problem
- Maximize The Cut Segments
- Perfect Numbers
- Equilibrium point
- Floor in a Sorted Array
- Finding the numbers
- Chocolate Distribution Problem
- Find Nth root of M
- Find all pairs with a given sum
- Largest zigzag sequence
- Excel Sheet | Part - 2
- Longest Palindromic Subsequence
- K-th element of two sorted Arrays
- Common elements
- Element with left side smaller and right side greater
- Array Subset of another array
- Four Elements
- Count all possible paths from top left to bottom right
- Toppers Of Class
- Stickler Thief
- Geek and its Colored Strings
- Sum of two large numbers
- Pairs with Positive Negative values
- Numbers containing 1, 2 and 3
- Ease the Array
- Save Ironman
- Print adjacency list
- Pair with given sum in a sorted array

- Reverse a Linked List in groups of given size.
- Delete nodes having greater value on right
- Count BST nodes that lie in a given range
- Check for BST
- Bottom View of Binary Tree
- Delete without head pointer
- Intersection Point in Y Shapped Linked Lists
- Connect Nodes at Same Level
- Flattening a Linked List
- Boundary Traversal of binary tree
- Delete a node from BST
- Detect cycle in a directed graph
- Detect cycle in an undirected graph
- Maximum difference between node and its ancestor
- Range Minimum Query
- The Celebrity Problem
- Topological sort
- Find the number of islands
- Get minimum element from stack
- Circular tour
- Check if subtree
- Remove loop in Linked List
- Max length chain
- Interleaved Strings
- LRU Cache
- Multiply two strings
- Rat in a Maze Problem
- Delete keys in a Linked list
- Top View of Binary Tree
- Count Number of SubTrees having given Sum
- Trapping Rain Water
- Coin Change
- Kadane's Algorithm
- Find Missing And Repeating
- Excel Sheet | Part - 1
- Maximum Index
- Next Permutation
- Longest Increasing Subsequence
- Parenthesis Checker
- Longest Common Subsequence
- Minimum number of jumps
- Count ways to reach the n'th stair
- Egg Dropping Puzzle
- Edit Distance
- nCr
- Maximum Rectangular Area in a Histogram
- Consecutive 1's not allowed
- Longest Even Length Substring
- Path in Matrix
- Trapping Rain Water
- Subset Sum Problem
- Factorials of large numbers
- Number of Coins
- Minimum Platforms
- Stock buy and sell
- Largest Number formed from an Array
- Possible words from Phone digits
- Jumping Numbers
- Longest Palindrome in a String
- Rearrange Array Alternately
- Relative Sorting
- Maximum of all subarrays of size k
- Boolean Matrix Problem
- Sorting Elements of an Array by Frequency
- Design a tiny URL or URL shortener
- Minimum Cost of ropes
- Form a palindrome
- Inversion of array
- Longest consecutive subsequence
- Stock span problem
- Is Binary Number Multiple of 3
- Minimize the heights
- Next larger element
- Total Decoding Messages
- Kth smallest element
- Longest Common Substring
- Rotate and delete
- Recursively remove all adjacent duplicates
- Shortest Source to Destination Path
- Find all four sum numbers
- Largest prime factor
- First non-repeating character in a stream
- K
^{th}largest element in a stream - Smallest Positive missing number
- Maximum Intervals Overlap
- Array Pair Sum Divisibility Problem
- Longest Common Prefix in an Array
- Matrix Chain Multiplication
- Maximum Tip Calculator
- Nitika and her queries