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rishaw2k
STREAK
55/1431
days
Longest streak/Global longest streak
Institution
IEC COLLEGE OF ENGINEERING AND TECHNOLOGY
5 RankInstitute Rank
Organization
Remotestate
Language Used
Python, C++, C, Java
Coding Score
1160
Problem Solved
494
Contest Rating
__
92 points
Contributor
92 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 (1)
BASIC (133)
EASY (198)
MEDIUM (144)
HARD (18)
- Sorting Elements of an Array by Frequency
- Rotate a Linked List
- Sort a linked list of 0s, 1s and 2s
- Add Number Linked Lists
- Detect Loop in linked list
- Binary Tree from Inorder and Postorder
- Intersection in Y Shaped Lists
- Diameter of a Binary Tree
- Merge two sorted linked lists
- Construct Binary Tree from Parent Array
- Connect Nodes of Levels
- Delete a node from BST
- LCA in Binary Tree
- Maximum difference between node and its ancestor
- Binary Heap Operations
- Largest subarray with 0 sum
- Merge K sorted linked lists
- Find the number of islands
- Get Min from Stack
- Serialize and deserialize a binary tree
- Linked List to Binary Tree
- Check if subtree
- Remove loop in Linked List
- Dijkstra Algorithm
- Minimum Swaps to Sort
- Palindrome Linked List
- Merge two BST 's
- Merge k Sorted Arrays
- Polynomial Addition
- Merge Sort for Linked List
- Binary Tree to CDLL
- Foldable Binary Tree
- Count the nodes at distance K from leaf
- Insert in Sorted way in a Sorted DLL
- Maximum path sum from any node
- Children Sum in a Binary Tree
- ZigZag Tree Traversal
- Count Number of SubTrees having given Sum
- Vertical Width of a Binary Tree
- C++ Generic sort
- Pairwise swap of nodes in LinkedList
- Swap Kth nodes from ends
- Add two numbers represented by Linked List
- Maximum sum of Non-adjacent nodes
- Floor in BST
- Ceil in BST
- Count set bits
- Gray to Binary Conversion
- Maximum AND Value
- Tower Of Hanoi
- Smallest Positive Missing
- Power Of Numbers
- Possible Words From Phone Digits
- Rearrange Array Alternately
- Maximum Index
- Stock buy and sell
- Rotate Array
- Kadane's Algorithm
- Majority Element
- Count Inversions
- Spirally traversing a matrix
- Search in a sorted Matrix
- Stock span problem
- Next Greater Element
- Kth largest element
- Kth smallest element
- K Most occurring elements
- Minimum Jumps
- Forward list deletion in C++
- Minimum Vertical Sum
- Lucky Numbers
- Prime At Prime Index
- Minimum Step Destination
- Allocate Minimum Pages
- Shopkeeper Profit
- Kth Smallest
- Longest Subarray Of Evens And Odds
- Excel Sheet | Part - 1
- Sort 0s, 1s and 2s
- Large Factorial
- Remove leading zeros from an IP address
- Smallest Absolute Difference
- Minimize the Heights II
- First and Last Occurrences
- Reaching the heights
- Smaller on Left
- Longest Subarray Length
- Update The Nodes
- Next Prime Number
- Find distinct elements
- XOR Game
- Min Coin
- Brain Game
- Killing Spree
- Nth Natural Number
- Choose and Swap
- Return two prime numbers
- Find Prime numbers in a range
- Pairs of Non Coinciding Points
- Josephus Circle using List
- 7 Segment Display
- Product of Primes
- Eulerian Path in an Undirected Graph
- Check Mirror in N-ary tree
- Special Matrix
- Shortest Uncommon Subsequence
- Biconnected Graph
- Negative weight cycle
- Maximum sum Rectangle
- Moving on grid
- Height Using Parent Array
- Theft at World Bank
- Transfiguration
- Spidey Sense
- Escape the Forbidden Forest
- Jump Game
- Iterative Postorder
- Form a palindrome
- All Palindromic Partitions
- Partition a Linked List around a given value
- Coin Piles
- BST to greater sum tree
- Find rectangle with corners as 1
- Insertion Sort for Singly Linked List
- Subsets
- Rank The Permutations
- Minimum times A has to be repeated such that B is a substring of it
- Largest number in K swaps
- Bitwise AND of the Array
- Maximum number of events that can be attended
- Robots
- Hit most Balloons
- Concatenate Equal to Target
- Exactly one swap
- Maximum Winning score
- Compute Before Matrix
- Maximum selections
- LCP
- Next element with greater frequency
- Sum of nodes within k distance from target
- Minimum increment/decrement to make array non-Increasing
- LCS
- K-periodic Circular String
- Lemonade Change
- Binary Tree to DLL
- Clone List with Next and Random
- Merge Sort on Doubly Linked List
- Trapping Rain Water
- Max Circular Subarray Sum
- First Greater Height
- Merge Without Extra Space
- Ugly Numbers
- Longest valid Parentheses
- Brackets in Matrix Chain Multiplication
- Closest Palindrome
- Optimal binary search tree
- Corona Vaccine
- Longest substring to form a Palindrome
- Number of distinct words with K maximum contiguous vowels
- Shortest Unique prefix for every word
- IPL 2021 - Final
- Geek in a Maze
- Check for Sum
- Pairs of Adjacent elements
- Reverse a linked list
- Remove duplicates from an unsorted linked list
- Delete in a Doubly Linked List
- Inorder Traversal
- Reverse a Doubly Linked List
- Bubble Sort
- Selection Sort
- Insertion Sort
- Right View of Binary Tree
- Mirror Tree
- 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
- Check If Circular Linked List
- Left View of Binary Tree
- Queue using two Stacks
- Remove Duplicates from a Sorted Linked List
- Level Order in spiral form
- Stack using Linked List
- Insert a node in a BST
- Identical Trees
- Square Root
- Run Length Encoding
- Largest subarray of 0's and 1's
- Level Order Line by Line
- Match specific pattern
- Josephus problem
- Array Duplicates
- Level order traversal
- Reverse Using Stack
- Find length of Loop
- Queue Reversal
- Reverse first K of a Queue
- Delete Mid of a Stack
- Product of an Array
- C++ Template
- The New Line
- Data Types
- Learn to Comment
- Learning to be precise
- For Loop- primeCheck
- While loop- printTable
- Learning Macros
- Start Coding - Java
- The New Line - Java
- Data Types - Java
- Taking input - Java
- Learn to Comment - Java
- Precise Format - Java
- logical Operators - Java
- Bitwise Operators - Java
- Swap the array elements
- Predict the Column
- Swap values using References
- Two Dimensional World
- Delete Array
- Find the Frequency
- Back to Front
- Get min at pop
- Deque Implementations
- Min Heap implementation
- Multiset Operations
- Max and Second Max
- Implement Stack Using Array
- First Set Bit
- Rightmost different bit
- Check K-th Bit
- Factorial Of Number
- Digits In Factorial
- GP Term
- Primality Test
- Longest Consecutive 1's
- Exactly 3 Divisors
- Mean And Median of Array
- Modular Inverse
- Power of 2
- Swap odd and even bits
- Frequencies in a Limited Array
- Equilibrium Point
- Array Leaders
- Count 1's in binary array
- Transpose of Matrix
- Matrix Boundary Traversal
- Linear Probing in Hashing
- Quadratic Probing in Hashing
- Reverse Words
- Parenthesis Checker
- Count Digits in a Number
- Digital Root
- Power Set Using Recursion
- Recursively Sum N Numbers
- Factorial Using Recursion
- Check Palindrome
- Corresponding pair
- Rotate Deque By K
- Elements Less Than K
- Increasing Roll And Marks
- Print Different Characters In Sorted Manner
- Maximum Among Left
- Union of Arrays with Duplicates
- Common Elements
- Count Elements Greater Than X
- Count Smaller Than X
- Find Immediate Smaller Than X
- Array Update At Index
- Array Delete And Shift
- Is Array Sorted
- Find Immediate Greater Than X
- Missing in Array
- Reverse The Array
- Find nCr
- Insert In Sorted Linked List
- Delete Tail of Linked List
- Delete Head of Linked List
- Linked List Delete at Position
- Is Linked List Sorted
- Join Two Linked Lists
- Circular Linked List Head Insert
- Circular Linked List Tail Insert
- Circular Linked List Insertion At Position
- Delete Tail of Circular Linked List
- Delete Head of Circular Linked List
- Circular Linked List Delete at Position
- Delete Tail of Doubly Linked List
- Delete Head of Doubly Linked List
- Is The Doubly Linked List Circular
- Compare Circular Doubly Linked Lists
- Find Middle of Circular Doubly Linked List
- Missing And Repeating
- Sort by Set Bit Count
- Find Pair Given Difference
- Check if array is sorted
- Two sum -Pairs with 0 Sum
- Play With OR
- Count the Zeros
- Maximum average subarray
- Smallest greater elements in whole array
- Sum of Product of Digits
- Sum of Maximum And Minimum
- Pairwise swap of nodes in LinkeList
- Doubly Linked List Conversion
- Print Square Wall 2
- Swap bits
- Check Prime
- AP Term
- Leap Year
- Average
- Right Angle Triangle
- Right Angle Triangle 2
- Print Alphabets
- Array Traversal Reverse
- Sum All Array Elements
- Decrement Array Values
- Day before N days
- Even Odd Game
- First Digit of a Number
- Calculator
- Prime Factorization
- Count Digits
- Design a Data Structure with insert/replace/print Operation
- K-Ary Tree
- Sort one array according to another array
- Type Conversion
- Rearrange Geek and his Classmates
- Incrementing a variable
- Permutations of a String
- Return Size
- Compute a/b
- Kth call
- Add - Auto Keyword
- Convert to Hexadecimal
- Global variable
- Scientific Format
- Find Volume
- Sum of two numbers without using arithmetic operators
- GetLine 1
- CPP Substring
- GetLine 2
- Address Operator
- Search insert position of K in a sorted array
- Type Inference
- Sum - Default Arguments
- Largest value in each level
- Minimum Swaps
- Smallest window containing 0, 1 and 2
- Can Make Triangle
- Matrix Operations
- 2-drome
- Multiset
- Triangle and Square
- Same characters
- Sorted array
- Maximum Frequency
- Rotate Array
- Count Linked List Nodes
- Postorder Traversal
- Queue using Linked List
- Queue Using Array
- Doubly linked list Insertion at given position
- Preorder Traversal
- First Occurence
- Search a node in BST
- Peak element
- Linked List Insertion At End
- Anagram of String
- Identical Linked Lists
- Insert in Middle of Linked List
- C++ STL List
- C++ Call by reference
- Start Coding
- Count Odd and Even
- Sort and Reverse Vector
- Front to Back
- Stack designer
- Queue Push & Pop
- Set Operations
- Map Operations
- Who has the majority?
- Strongest Neighbour
- Array insert at index
- Array insert at end
- Storage classes in C
- Find number with given means
- Start coding - C
- The new line - C
- Input/Output - C
- Comments in C
- getchar and putchar - C
- Format specifier - C
- Operations on Stack
- Operations on Queue
- 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
- Reverse array in groups
- Array Search
- Sorted Array Search
- Left Index
- Adding two matrices
- Multiply the matrices
- Sum of numbers in string
- Sum of Digits of a Number
- Power Using Recursion
- Fibonacci Using Recursion
- Addition Under Modulo
- Multiplication Under Modulo
- Print Array Elements Using Recursion
- The Sequence
- Reverse Array Using Stack
- Preorder in BST
- Inorder in BST
- Postorder in BST
- Levelorder in BST
- Length of String
- Count Words in String
- Reverse a String
- Pairing elements
- Make pair
- Vector insertion
- Sort Vector of Pairs
- Forward List Insert
- Insertion in deque
- Maximize Number of Toys
- Distinct Sorted
- Sorted Frequency
- Vector Erase and Clear
- Forward List Erase After
- Deque Traversal
- Deque deletion
- Queue Traversal
- Vector Shrink To Fit
- Vector Sum
- Get Element At Index
- Maximum and Minimum In Array
- Display Linked List
- Sum The Nodes of Linked List
- Maximum And Minimum In Linked List
- Search In Linked List
- Linked List Insertion At Position
- Display Circular Linked List
- Length of Circular Linked List
- Display Doubly Linked List
- Doubly Linked List Head Insert
- Doubly Linked List Tail Insert
- Display Circular Doubly Linked List
- Implement Dequeue Using Linked List
- Value equal to index value
- Immediate Smaller Element
- Largest Element in Array
- Rotate Array by One
- C++ if-else (Decision Making)
- Find position of set bit
- Leap Year
- Celsius to Fahrenheit Conversion
- Factorial
- Greatest of three numbers
- Simple Interest
- Input Integer
- Print With Space
- Swap The Numbers
- Count Squares
- Table Difference
- Print Square
- Print Square wall
- Middle of Three
- Sum of N Numbers
- Factorial
- Divisor
- GCD
- For Loop - 1
- For Loop - 2
- Swap two numbers
- Arithmetic Operators
- Inverted Right AngleTriangle
- Fibonacci Number
- Bitwise Right Shift
- Last Digit of a number
- Switch Statement
- LCM
- Print GeeksForGeeks with quotes
- Print Boolean value
- Size of an Array
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