sirjan13
STREAK
00/1460
days
Longest streak/Global longest streak
Language Used
C++, Python, C
Coding Score
765
Problem Solved
345
Contest Rating
__
353 points
Contributor
353 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 (35)
EASY (129)
MEDIUM (160)
HARD (20)
- Sorting Elements of an Array by Frequency
- Make em Equal
- SPP - Special Subsequences
- SPP - The Placement Tour
- SP - Meld Game
- Rotate a Linked List
- Sort a linked list of 0s, 1s and 2s
- Add Number Linked Lists
- Add 1 to a Linked List Number
- Merge 2 sorted linked list in reverse order
- Linked List in Zig-Zag fashion
- Detect Loop in linked list
- Count BST nodes that lie in a given range
- Merge Sort
- Quick Sort
- Binary Tree from Inorder and Postorder
- Bottom View of Binary Tree
- Delete without head pointer
- Intersection in Y Shaped Lists
- Diameter of a Binary Tree
- Heap Sort
- Merge two sorted linked lists
- Add all greater values to every node in a BST
- Sum Tree
- Construct Binary Tree from Parent Array
- Connect Nodes of Levels
- Flattening a Linked List
- Diagonal Tree Traversal
- Tree Boundary Traversal
- Reverse alternate levels of a perfect binary tree
- Delete a node from BST
- LCA in Binary Tree
- Maximum difference between node and its ancestor
- Range Minimum Query
- Absolute List Sorting
- The Celebrity Problem
- Vertical Tree Traversal
- Find the number of islands
- Linked List to Binary Tree
- Check if subtree
- Is Binary Tree Heap
- Validate an IP Address
- Remove loop in Linked List
- Largest BST
- Multiply two strings
- Implement Atoi
- Maximum Difference
- Palindrome Linked List
- Closest in BST
- Merge two BST 's
- Root to leaf paths sum
- Print Nodes having K leaves
- Sort a stack
- Top View of Binary Tree
- k-th Smallest in BST
- Find Common Nodes in two BSTs
- Peak element
- Delete nodes greater than k
- Merge Sort for Linked List
- Ancestors in Binary Tree
- Pair Sum in BST
- Root to Leaf Paths
- Complete Binary Tree
- Populate Inorder Successor for all nodes
- K Sum Paths
- Foldable Binary Tree
- Leftmost and rightmost nodes of binary tree
- Construct Tree from Inorder & Preorder
- Construct tree from Inorder and LevelOrder
- Count the nodes at distance K from leaf
- Vertical sum
- Pairs violating BST property
- Isomorphic Trees
- Predecessor and Successor
- Children Sum in a Binary Tree
- Diagonal sum in binary tree
- Construct Tree from Preorder Traversal
- Count Number of SubTrees having given Sum
- Smallest Positive Missing
- Wave Array
- Kadane's Algorithm
- Majority Element
- Indexes of Subarray Sum
- Triplet Sum in Array
- Spirally traversing a matrix
- Longest Consecutive Subsequence
- Case-specific Sorting of Strings
- Postfix Evaluation
- Stock span problem
- Next Greater Element
- Infix to Postfix
- K Sized Subarray Maximum
- Kth smallest element
- Stickler Thief
- Ways to Reach the n'th Stair
- Egg Dropping Puzzle
- Minimum number of jumps
- Longest Increasing Subsequence
- Longest Common Subsequence
- 0 - 1 Knapsack Problem
- Equal Sum Partition
- Sort according to an Array
- Allocate Minimum Pages
- X Total Shapes
- Shortest Common Supersequence
- Most frequent word in an array of strings
- Lazy Kid
- Word Break
- Number of Sweets
- 4 Sum - All Quadruples
- Sort 0s, 1s and 2s
- Flip Bits
- Mr. Modulo and Arrays
- Single Among Doubles in a Sorted
- Consecutive 1's not allowed
- Painting the Fence
- Pair Sum Closest to 0
- Maximum Intervals Overlap
- Form the Largest Number
- Row with max 1s
- Form a palindrome
- Count the Reversals
- Max Sum without Adjacents
- Length of the longest substring
- Longest Common Substring
- Smallest distinct window
- Longest substring with distinct characters
- Rod Cutting
- Longest Palindromic Subsequence
- Valid Substring
- Permutations of a String
- Friends Pairing Problem
- Unique Number II
- Modular Exponentiation
- Disarrangement of balls
- Minimum number of deletions and insertions
- Max Sum Increasing Subsequence
- Coin Change (Count Ways)
- Sequence of Sequence
- Count numbers with given sum
- Minimum steps to delete a string
- Dice throw
- Perfect Sum Problem
- Number of ways
- Maximum path sum in matrix
- k-th smallest number using digits of a given number
- Longest Bitonic subsequence
- Get Minimum Squares
- Probability of Knight
- Akku and Binary Numbers
- Array Sum Excluding Subarrays
- Preorder Traversal and BST
- Total Decoding Messages
- Possible paths
- Segregate even and odd nodes in a Linked List
- Number of Rectangles in a Circle
- Kth Largest in a Stream
- Geek and Strings
- Nodes at even distance
- Recursively Remove Adjacent Duplicates
- The Destructive Bomb
- The Diwali Treat
- SPP - Palindrome Family
- SP - K<sup>th</sup> largest and smallest
- Reverse a linked list
- Frequency in a Linked List
- Delete N nodes after M nodes of a linked list
- Pairwise swap elements of a linked list
- Node at a given index in linked list
- Linked list of strings forms a palindrome
- Compare two linked lists
- Delete nodes having greater value on right
- Remove duplicates from an unsorted linked list
- Delete in a Doubly Linked List
- Inorder Traversal
- Bubble Sort
- Check for BST
- Right View of Binary Tree
- K distance from root
- Mirror Tree
- Two Mirror Trees
- Maximum Width of Tree
- Height of Binary Tree
- Balanced Tree Check
- Kth from End of Linked List
- Middle of a Linked List
- Left View of Binary Tree
- Transform to Sum Tree
- Intersection Sorted Linked Lists
- Remove Duplicates from a Sorted Linked List
- Level Order in spiral form
- Reverse Level Order Traversal
- DFS of Graph
- Insert a node in a BST
- Identical Trees
- Root to leaf path sum
- Nodes without a Sibling
- Insertion at doubly linked list
- Postorder from Inorder and Preorder
- Lowest Common Ancestor in a BST
- Level Order Line by Line
- BST Keys in a Range
- Minimum Depth of a Binary Tree
- Odd even level difference
- Binary Tree to BST
- Leaves at Same Level or Not
- Count Occurrence of digit k
- Delete in a Singly Linked List
- Kth largest element in BST
- Max Level Sum in Binary Tree
- Special Stack
- Longest consecutive sequence in Binary tree
- Level order traversal
- Index of an Extra Element
- Sum of given range
- Convert Ternary Expression to Binary Tree
- Insert in a Sorted List
- Level of a Node in Binary Tree
- Counting Sort
- Max and min element in Binary Tree
- Reverse Using Stack
- XOR of a given range
- Symmetric Tree
- Delete Alternate Nodes
- Find the Sum of Last N nodes of the Linked List
- Count Pairs whose sum is equal to X
- Find length of Loop
- Sum of Leaf Nodes at Min Level
- Tilt of Binary Tree
- Frequencies in a Limited Array
- Equilibrium Point
- Array Leaders
- Floor in a Sorted Array
- Anagram
- String Rotated by 2 Places
- Strings Rotations of Each Other
- Isomorphic Strings
- Reverse Words
- Non Repeating Character
- Parenthesis Checker
- Count number of hops
- Reach a given score
- Numbers containing 1, 2 and 3
- Missing in Array
- Roman Number to Integer
- Perfect Pair Sum
- Equal Sums
- Maximum Gap
- Find Kth Rotation
- Pairs with certain difference
- Strange Sort
- Part Sort
- Maximum Sum Bitonic Subsequence
- Finding Number
- Drive the car
- Sort in specific order
- Remove Duplicates
- Bitonic Generator Sort
- Two Sum - Pair with Given Sum
- Find all pairs with a given sum
- Does array represent Heap
- Modify the Array
- Consecutive Array Elements
- String's Count
- Even and odd elements at even and odd positions
- Maximum number of zeroes
- Element with left side smaller and right side greater
- Merging two unsorted arrays in sorted order
- Transform the array
- Palindrome String
- Maximum number of partitions that can be sorted individually to make sorted
- K-th missing element
- Maximum prefix sum for a given range
- Minimum Operations
- Pairs with Positive Negative values
- Nth Fibonacci Number
- Shortest path from 1 to n
- Find maximum number
- Day of the week
- Mersenne Prime
- Trailing zeroes in factorial
- Series GP
- Tom and Jerry
- Inorder Traversal and BST
- Largest zigzag sequence
- Help the Old Man!!!
- Print Pattern
- Array to BST
- Count all possible paths from top left to bottom right
- Bhaag Milkha Bhaag
- SPP - Range Queries
- SPP - Matrix Series
- SP - Minimum Cut
- Linked List Group Reverse
- Reorder List
- Box Stacking
- Maximum subset XOR
- Nodes at given distance in binary tree
- Fixing Two nodes of a BST
- Max Path Sum 2 Special Nodes
- Trapping Rain Water
- Histogram Max Rectangular Area
- Max of min for every window size
- Solve the Sudoku
- The Painter's Partition Problem-II
- Edit Distance
- Longest valid Parentheses
- Geek collects the balls
- Longest Path in a matrix
- Print Linked List
- Find Length of Linked List
- Power of Four
- Size of Binary Tree
- Count Leaves in Binary Tree
- Postorder Traversal
- Implement stack using array
- Queue using Linked List
- Preorder Traversal
- First Occurence
- Search a node in BST
- C++ STL | Set 8 (unordered set)
- Remainder with 7
- Linked List Insertion At End
- Minimum element in BST
- Is Linked List Length Even?
- Identical Linked Lists
- longest substring containing '1'
- Count Non-Leaf Nodes in Tree
- Start Coding
- Binary String
- Remove common characters and concatenate
- First n Fibonacci
- Sandwiched_Vowels
- Sort a String
- Sort The Array
- Value equal to index value
- Odd to Even
- Reversing the vowels
- Remove Spaces
- One odd Occuring
- Check set bits
- Find the fine
- Check perfect square
- Ways To Tile A Floor
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