- Implement strstr
- Implement Atoi
- Finding middle element in a linked list
- Count Leaves in Binary Tree
- Binary Search
- Implement Stack using Linked List
- Height of Binary Tree
- Implement Queue using Linked List
- Power of 2
- Majority Element
- Permutations of a given string
- Missing number in array
- Number of paths
- Count total set bits
- Number is sparse or not
- Bit Difference
- Longest Consecutive 1's
- Minimize the sum of product
- Check if two arrays are equal or not
- Check if string is rotated by two places
- Find first set bit
- Find first repeated character
- Find the element that appears once in sorted array
- First element to occur k times
- Check whether K-th bit is set or not
- Uncommon characters
- Rotate Bits
- Rightmost different bit
- Set kth bit

Name

atakan

Institute

xyz

Courses Attended

Overall Coding Score: 529

Monthly Coding Score: 56

Weekly Coding Score: 0

- Count distinct elements in every window
- Queue using two Stacks
- Stack using two queues
- Level order traversal in spiral form
- DFS of Graph
- BFS of graph
- Check if Linked List is Palindrome
- Lowest Common Ancestor in a Binary Tree
- Determine if Two Trees are Identical
- Lowest Common Ancestor in a BST
- Binary Heap Operations
- Largest subarray of 0's and 1's
- Largest subarray with 0 sum
- Josephus problem
- Merge Sort
- Reverse a linked list
- Rotate 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
- Merge two sorted linked lists
- Quick Sort
- Mirror Tree
- Pairwise swap of nodes in LinkeList
- Huffman Decoding-1
- Maximum path sum
- Diameter of Binary Tree
- Check for Balanced Tree
- Heap Sort
- Nth node from end of linked list
- Left View of Binary Tree
- Anagram
- Search in a Rotated Array
- Maximize Toys
- Minimum number of Coins
- Sum of Middle Elements of two sorted arrays
- Reverse words in a given string
- Activity Selection
- Sort an array of 0s, 1s and 2s
- Longest Distinct characters in string
- N meetings in one room
- Remove Duplicates
- Maximum sum increasing subsequence
- Subarray with given sum
- Leaders in an array
- Swap all odd and even bits
- Count number of hops
- Shop in Candy Store
- Largest number possible
- 0 - 1 Knapsack Problem
- Cutted Segments
- Equilibrium point
- Flood fill Algorithm
- Roman Number to Integer
- Find all pairs with a given sum
- Check if frequencies can be equal
- K-th element of two sorted Arrays
- Common elements
- Array Subset of another array
- Shortest Common Supersequence
- Swapping pairs make sum equal
- Minimum indexed character

- Merge k Sorted Arrays
- Rat in a Maze Problem
- Remove loop in Linked List
- Implementing Dijkstra | Set 1 (Adjacency Matrix)
- Minimum Spanning Tree
- LRU Cache
- Box Stacking
- Minimum Swaps to Sort
- Reverse a Linked List in groups of given size.
- Longest consecutive subsequence
- Trapping Rain Water
- Circular tour
- 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
- Detect cycle in a directed graph
- Detect cycle in an undirected graph
- Topological sort
- Print a Binary Tree in Vertical Order
- Merge K sorted linked lists
- Find the number of islands
- Get minimum element from stack
- Serialize and Deserialize a Binary Tree
- Generate IP Addresses
- Coin Change
- Kadane's Algorithm
- Longest Increasing Subsequence
- Parenthesis Checker
- Longest Common Subsequence
- Minimum number of jumps
- Edit Distance
- Path in Matrix
- Subset Sum Problem
- Minimum Platforms
- Stock buy and sell
- 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
- Special Keyboard
- Form a palindrome
- Inversion of array
- Number of pairs
- Coin Piles
- Maximum XOR subset
- Circle of strings
- Minimize the heights
- Next larger element
- Combination Sum - Part 2
- Kth smallest element
- Longest Common Substring
- Snake and Ladder Problem
- Recursively remove all adjacent duplicates
- Shortest Source to Destination Path
- Find all four sum numbers
- Word Boggle
- Find whether path exist
- Rearrange characters
- First non-repeating character in a stream
- K
^{th}largest element in a stream - Zero Sum Subarrays
- Smallest window in a string containing all the characters of another string
- Geek collects the balls
- Array Pair Sum Divisibility Problem
- Page Faults in LRU
- Rotten Oranges
- Longest Common Prefix in an Array
- Matrix Chain Multiplication
- Optimal Strategy For A Game