A
amarjeet_singh
STREAK
00/1456
days
Longest streak/Global longest streak
Language Used
C++, Python, C
Coding Score
1058
Problem Solved
359
Contest Rating
__
312 points
Contributor
312 points
Contributor
1 Point
Proficient
Proficient
100 Point
Scholar
Scholar
1k Point
Master
Master
10k Point
Ace
Ace
50k Point
0 submissions in current year
SCHOOL (0)
BASIC (35)
EASY (111)
MEDIUM (177)
HARD (36)
- Sorting Elements of an Array by Frequency
- Rearrange characters
- Add Number Linked Lists
- Detect Loop in linked list
- Quick Sort on Linked List
- Insert in Sorted Circular 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
- Sum Tree
- Construct Binary Tree from Parent Array
- Connect Nodes of Levels
- Flattening a Linked List
- Directed Graph Cycle
- Undirected Graph Cycle
- LCA in Binary Tree
- Binary Heap Operations
- The Celebrity Problem
- Largest subarray with 0 sum
- Topological sort
- Vertical Tree Traversal
- Merge K sorted linked lists
- Find the number of islands
- Get Min from Stack
- Serialize and deserialize a binary tree
- Gas Station
- Kth element in Matrix
- Validate an IP Address
- Remove loop in Linked List
- Dijkstra Algorithm
- Largest BST
- Interleaved Strings
- Count Palindromic Subsequences
- Multiply two strings
- Minimum Swaps to Sort
- Strongly Connected
- Pots of Gold Game
- Merge two BST 's
- Count distinct elements in every window
- Merge k Sorted Arrays
- Root to leaf paths sum
- Find triplets with zero sum
- Sort a stack
- Duplicate Subtree
- Top View of Binary Tree
- k-th Smallest in BST
- Delete nodes greater than k
- Vertical sum
- Isomorphic Trees
- Children Sum in a Binary Tree
- Normal BST to Balanced BST
- Kth Ancestor in a Tree
- ZigZag Tree Traversal
- Swap Kth nodes from ends
- Ceil in BST
- Count set bits
- Gray to Binary Conversion
- Tower Of Hanoi
- Reverse array in groups
- Wave Array
- Rearrange an array with O(1) extra space
- Stock buy and sell
- Rotate Array
- Kadane's Algorithm
- Majority Element
- Count Inversions
- Smallest Positive missing number
- Unique BST's
- Union of 2 Sorted Arrays
- Indexes of Subarray Sum
- Triplet Sum in Array
- Merge Without Extra Space
- Spirally traversing a matrix
- Search in a sorted Matrix
- Determinant of a Matrix
- Unit Area of largest region of 1's
- Subarray with 0 sum
- Sort Elements by Decreasing Frequency
- Postfix Evaluation
- Stock span problem
- Next Greater Element
- Infix to Postfix
- K Sized Subarray Maximum
- Kth largest element
- K Most occurring elements
- Nearly sorted
- Activity Selection
- Minimum Platforms
- Stickler Thief
- Egg Dropping Puzzle
- Optimal Strategy For A Game
- 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
- X Total Shapes
- Zero Sum Subarrays
- Find whether path exist
- Rotten Oranges
- Steps by Knight
- Longest Substring Without Repeating Characters
- Longest Palindrome Substring
- Maximize The Cut Segments
- Print Anagrams Together
- Overlapping Intervals
- Top K Frequent in Array
- Word Break
- Word Boggle
- 4 Sum - All Quadruples
- Excel Sheet | Part - 1
- Sort 0s, 1s and 2s
- Valid Pair Sum
- Smallest factorial number
- Max absolute difference
- Add Binary Strings
- Row with max 1s
- Form a palindrome
- Rotate a Matrix
- Count the Reversals
- Cutting Binary String
- Factorials of large numbers
- k largest elements
- Longest Common Substring
- Smallest distinct window
- Longest Substring with K Uniques
- Longest Palindrome in a String
- Look and Say Pattern
- K-th element of two Arrays
- Triplets with Smaller Sum
- Minimum swaps and K together
- Largest Sum Subarray of Size at least K
- Minimize the Heights II
- Surpasser Count
- First and Last Occurrences
- Palindrome in Alphanumeric String
- Minimum Swaps for Bracket Balancing
- Permutations of a String
- Number following a pattern
- Find largest word in dictionary
- Combination Sum - Part 2
- Unique Number II
- Modular Exponentiation
- Max Sum Increasing Subsequence
- Distinct Transformations
- Coin Change (Count Ways)
- Sieve of Eratosthenes
- Knapsack with Duplicate Items
- Maximum path sum in matrix
- Special Keyboard
- Count distinct pairs with difference k
- Number of paths
- Knight Walk
- Jumping Numbers
- Longest Repeating Subsequence
- Decode the string
- Is Sudoku Valid
- Total Decoding Messages
- Stream First Non-repeating
- Print leaf nodes from preorder traversal of BST
- Kth Largest in a Stream
- Snake and Ladder Problem
- Replace O's with X's
- Floyd Warshall
- Flood fill Algorithm
- Shortest Source to Destination Path
- Recursively Remove Adjacent Duplicates
- Linked List Group Reverse
- Binary Tree to DLL
- Clone List with Next and Random
- Min distance between two given nodes of a Binary Tree
- Max rectangle
- LRU Cache
- Box Stacking
- Maximum subset XOR
- Alien Dictionary
- Merge Sort on Doubly Linked List
- Fixing Two nodes of a BST
- Max Path Sum 2 Special Nodes
- 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
- Find median in a stream
- Minimum Cost Path
- Median of Two sorted arrays
- Merge Without Extra Space
- The Painter's Partition Problem-II
- Ugly Numbers
- Wildcard string matching
- Circle of strings
- Edit Distance
- Min cut Square
- Minimum sum partition
- Bit Difference
- Median in a row-wise sorted Matrix
- Longest valid Parentheses
- Word Break - 2
- Assignment Problem
- Travelling Salesman Problem
- Word Wrap
- Reverse a linked list
- Frequency in a Linked List
- Pairwise swap elements of a linked list
- Split a Linked List into two halves
- Check for BST
- Right View of Binary Tree
- Mirror Tree
- Two Mirror Trees
- Maximum Width of Tree
- Delete without head pointer
- Height of Binary Tree
- Balanced Tree Check
- Kth from End of Linked List
- Middle of a Linked List
- Left View of Binary Tree
- Delete Middle of Linked List
- Transform to Sum Tree
- Find Transition Point
- Queue using two Stacks
- Stack using two queues
- Level Order in spiral form
- DFS of Graph
- BFS of graph
- Identical Trees
- Root to leaf path sum
- Square Root
- Lowest Common Ancestor in a BST
- Binary Search
- Remove Duplicates Sorted Array
- Minimum Depth of a Binary Tree
- K-Palindrome
- Convert to Roman No
- Josephus problem
- Max distance between same elements
- Longest Consecutive Subsequence
- Kth largest element in BST
- Three way partitioning
- Convert Ternary Expression to Binary Tree
- Reverse Using Stack
- Symmetric Tree
- Construct BST from Postorder
- Huffman Decoding-1
- Change of Key in BST
- Reverse first K of a Queue
- Deletion in a Binary Tree
- Closest Neighbour in BST
- Queue using circular array
- First Set Bit
- Rightmost different bit
- Check K-th Bit
- Digits In Factorial
- GP Term
- Primality Test
- Exactly 3 Divisors
- Modular Inverse
- Power of 2
- Swap odd and even bits
- Equilibrium Point
- Array Leaders
- Intersection of two sorted arrays
- Transpose of Matrix
- Rotate by 90 degree
- Print Non-Repeated Elements
- Anagram
- String Rotated by 2 Places
- Strings Rotations of Each Other
- Isomorphic Strings
- Reverse Words
- Parenthesis Checker
- Generate Binary Numbers
- Minimum Cost of ropes
- Power Set Using Recursion
- First Repeating Element
- Check Equal Arrays
- Maximium Sum
- Find Immediate Smaller Than X
- Two Sum
- Missing in Array
- Product array puzzle
- Roman Number to Integer
- Search an element in sorted and rotated array
- Circular Linked List Delete at Position
- Game of digits
- Minimize Max difference between adjacent elements by inserting k new elements
- Missing And Repeating
- Sort by Set Bit Count
- Common in 3 Sorted Arrays
- Chocolate Distribution Problem
- Count the triplets
- Find Pair Given Difference
- Bird and maximum fruit gathering
- Smallest subarray with sum greater than x
- Remove Consecutive Characters
- Remove b and ac from a given string
- Palindrome Sentence
- Rearrange a string
- Remove Duplicates
- Two Sum - Pair with Given Sum
- Second most repeated string in a sequence
- Find all pairs with a given sum
- String's Count
- Largest Fibonacci Subsequence
- Meta Strings
- Min Number of Flips
- Two sum -Pairs with 0 Sum
- Generate binary string
- Minimum Operations
- Happy Number
- Minimum number of Coins
- Number of subsets and mean
- Arithmetic Number
- Print Linked List
- Check for Binary String
- Count Leaves in Binary Tree
- Postorder Traversal
- Preorder Traversal
- First Occurence
- Sum Except First and Last
- Smallest divisible number
- Remainder with 7
- Palindromic Array
- Peak element
- Minimum element in BST
- Queue Push & Pop
- Who has the majority?
- Absolute Value
- Convert Celsius To Fahrenheit
- Quadratic Equation Roots
- Bit Difference
- Number is sparse or not
- Binary To Gray Code Conversion
- Print 1 To N Without Loop
- Adding two matrices
- Multiply the matrices
- Most Frequent Character
- Sum of Digits of a Number
- Fibonacci Using Recursion
- Addition Under Modulo
- Missing Characters in Panagram
- Value equal to index value
- Array Subset
- Maximum Integer Value
- Median of an Array
- Count Squares
- Middle of Three
- Sorted matrix
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