Name

PRAGATI MEHROTRA

Rank in Institute

#2

Overall Coding Score: 467

Monthly Coding Score: 9

Weekly Coding Score: 0

- Implement Atoi
- Implement strstr
- Implement Queue using Linked List
- Implement Stack using Linked List
- Finding middle element in a linked list
- Height of Binary Tree
- Count Leaves in Binary Tree
- Check if two arrays are equal or not
- Convert array into Zig-Zag fashion
- Number of paths
- Missing number in array
- Permutations of a given string
- Reverse array in groups
- Minimize the sum of product
- Pythagorean Triplet
- Check if string is rotated by two places
- Find first repeated character
- Last index of One
- Find the element that appears once in sorted array
- First element to occur k times
- Uncommon characters

- Level order traversal in spiral form
- Smallest window in a string containing all the characters of another string
- Josephus problem
- Largest subarray with 0 sum
- Binary Heap Operations
- Lowest Common Ancestor in a BST
- Determine if Two Trees are Identical
- Reverse a linked list
- BFS of graph
- Rotate a Linked List
- Pairwise swap elements of a linked list
- DFS of Graph
- Symmetric Tree
- Stack using two queues
- Queue using two Stacks
- Add two numbers represented by linked lists
- Detect Loop in linked list
- Maximum path sum
- Count distinct elements in every window
- Check if Linked List is Palindrome
- Diameter of Binary Tree
- Check for Balanced Tree
- Heap Sort
- Nth node from end of linked list
- Given a linked list of 0s, 1s and 2s, sort it.
- Left View of Binary Tree
- Merge two sorted linked lists
- Count the triplets
- Minimum indexed character
- Subarray with given sum
- Leaders in an array
- Count number of hops
- Shop in Candy Store
- Swapping pairs make sum equal
- Largest number possible
- Anagram
- Maximize The Cut Segments
- Equilibrium point
- Array Subset of another array
- Element with left side smaller and right side greater
- Chocolate Distribution Problem
- Flood fill Algorithm
- Roman Number to Integer
- 0 - 1 Knapsack Problem
- Common elements
- Minimum Operations
- Find all pairs with a given sum
- Check if frequencies can be equal
- Spirally traversing a matrix
- Maximum sum increasing subsequence
- Sort an array of 0s, 1s and 2s
- Activity Selection
- Remove Duplicates
- Reverse words in a given string
- N meetings in one room
- Longest Distinct characters in string
- Maximize Toys
- Minimum number of Coins

- Box Stacking
- Minimum Swaps to Sort
- Strongly Connected Components (Kosaraju's Algo)
- LRU Cache
- Minimum Spanning Tree
- Max length chain
- Implementing Dijkstra | Set 1 (Adjacency Matrix)
- Remove loop in Linked List
- Detect cycle in a directed graph
- Flattening a Linked List
- Reverse a Linked List in groups of given size.
- Check for BST
- Bottom View of Binary Tree
- Delete without head pointer
- Intersection Point in Y Shapped Linked Lists
- Connect Nodes at Same Level
- Wildcard Pattern Matching
- Detect cycle in an undirected graph
- Topological sort
- Vertical Traversal of Binary Tree
- Merge K sorted linked lists
- Find the number of islands
- Get minimum element from stack
- Serialize and Deserialize a Binary Tree
- Circular tour
- Floyd Warshall
- Egg Dropping Puzzle
- Zero Sum Subarrays
- K
^{th}largest element in a stream - Path in Matrix
- Trapping Rain Water
- First non-repeating character in a stream
- Rearrange characters
- Edit Distance
- Find all four sum numbers
- Minimum number of jumps
- Geek collects the balls
- Longest Common Subsequence
- Parenthesis Checker
- Maximum sum Rectangle
- Array Pair Sum Divisibility Problem
- Page Faults in LRU
- Rotten Oranges
- Longest Increasing Subsequence
- Kadane's Algorithm
- Longest Common Prefix in an Array
- Coin Change
- Combination Sum - Part 2
- Special Keyboard
- Sorting Elements of an Array by Frequency
- Form a palindrome
- Inversion of array
- Longest consecutive subsequence
- Maximum of all subarrays of size k
- Number of pairs
- Relative Sorting
- Coin Piles
- Rearrange Array Alternately
- Circle of strings
- Longest Palindrome in a String
- Minimize the heights
- Next larger element
- Find whether path exist
- Largest Number formed from an Array
- Kth smallest element
- Stock buy and sell
- Longest Common Substring
- Minimum Platforms
- Subset Sum Problem
- Snake and Ladder Problem
- Recursively remove all adjacent duplicates
- Shortest Source to Destination Path