java 691

Secure Coding in Java - OWASP TOP 10 Nov 11, 2024
Circular tour (geeksforgeeks - SDE Sheet) Oct 21, 2024
Circle of strings (geeksforgeeks - SDE Sheet) Oct 21, 2024
LRU Cache (geeksforgeeks - SDE Sheet) Oct 20, 2024
Search Pattern (Rabin-Karp Algorithm) (geeksforgeeks - SDE Sheet) Oct 17, 2024
Count total set bits (geeksforgeeks - SDE Sheet) Oct 16, 2024
Rotate Bits (geeksforgeeks - SDE Sheet) Oct 16, 2024
Rotate matrix elements clockwise (geeksforgeeks - SDE Sheet) Oct 16, 2024
Alien Dictionary (geeksforgeeks - SDE Sheet) Oct 16, 2024
Heap Sort (geeksforgeeks - SDE Sheet) Oct 15, 2024
Palindrome Pairs (geeksforgeeks - SDE Sheet) Oct 14, 2024
Common Elements (geeksforgeeks - SDE Sheet) Oct 13, 2024
Minimum XOR value pair (geeksforgeeks - SDE Sheet) Oct 13, 2024
Trie | (Delete) (geeksforgeeks - SDE Sheet) Oct 13, 2024
Insert and Search in a Trie (geeksforgeeks - SDE Sheet) Oct 13, 2024
Strongly Connected Components (Kosaraju's Algo) (geeksforgeeks - SDE Sheet) Oct 13, 2024
Dijkstra Algorithm (geeksforgeeks - SDE Sheet) Oct 12, 2024
Find the number of islands (geeksforgeeks - SDE Sheet) Oct 12, 2024
Topological sort (geeksforgeeks - SDE Sheet) Oct 12, 2024
Directed Graph Cycle (geeksforgeeks - SDE Sheet) Oct 12, 2024
Maximize The Cut Segments (geeksforgeeks - SDE Sheet) Oct 3, 2024
Undirected Graph Cycle (geeksforgeeks - SDE Sheet) Oct 2, 2024
DFS of Graph (geeksforgeeks - SDE Sheet) Oct 2, 2024
BFS of graph (geeksforgeeks - SDE Sheet) Oct 2, 2024
Minimum sum partition (geeksforgeeks - SDE Sheet) Oct 2, 2024
Snake and Ladder Problem (geeksforgeeks - SDE Sheet) Oct 1, 2024
Egg Dropping Puzzle (geeksforgeeks - SDE Sheet) Sep 26, 2024
Floyd Warshall (geeksforgeeks - SDE Sheet) Sep 25, 2024
Max Sum Increasing Subsequence (geeksforgeeks - SDE Sheet) Sep 25, 2024
Partition Equal Subset Sum (geeksforgeeks - SDE Sheet) Sep 23, 2024
Longest Common Subsequence (geeksforgeeks - SDE Sheet) Sep 23, 2024
Longest Increasing Subsequence (geeksforgeeks - SDE Sheet) Sep 22, 2024
Count number of hops (geeksforgeeks - SDE Sheet) Sep 21, 2024
Choose and Swap (geeksforgeeks - SDE Sheet) Sep 21, 2024
Activity Selection (geeksforgeeks - SDE Sheet) Sep 21, 2024
Page Faults in LRU (geeksforgeeks - SDE Sheet) Sep 21, 2024
Minimum number of Coins (geeksforgeeks - SDE Sheet) Sep 21, 2024
Largest number possible (geeksforgeeks - SDE Sheet) Sep 21, 2024
N meetings in one room (geeksforgeeks - SDE Sheet) Sep 20, 2024
Maximum Path Sum between 2 Special Nodes (geeksforgeeks - SDE Sheet) Sep 20, 2024
Graph is Tree or Not (geeksforgeeks - SDE Sheet) Sep 20, 2024
Merge two BST's (geeksforgeeks - SDE Sheet) Sep 20, 2024
Serialize and deserialize a binary tree (geeksforgeeks - SDE Sheet) Sep 20, 2024
Connect Nodes at Same Level (geeksforgeeks - SDE Sheet) Sep 19, 2024
Vertical Tree Traversal (geeksforgeeks - SDE Sheet) Sep 19, 2024
Bottom View of Binary Tree (geeksforgeeks - SDE Sheet) Sep 19, 2024
Diameter of a Binary Tree (geeksforgeeks - SDE Sheet) Sep 18, 2024
Array to BST (geeksforgeeks - SDE Sheet) Sep 18, 2024
Lowest Common Ancestor in a BST (geeksforgeeks - SDE Sheet) Sep 18, 2024
Symmetric Tree (geeksforgeeks - SDE Sheet) Sep 18, 2024
Kth largest element in BST (geeksforgeeks - SDE Sheet) Sep 17, 2024
Identical Trees (geeksforgeeks - SDE Sheet) Sep 17, 2024
Height of Binary Tree (geeksforgeeks - SDE Sheet) Sep 17, 2024
Balanced Tree Check (geeksforgeeks - SDE Sheet) Sep 17, 2024
Left View of Binary Tree (geeksforgeeks - SDE Sheet) Sep 17, 2024
Check for BST (geeksforgeeks - SDE Sheet) Sep 17, 2024
Count Leaves in Binary Tree (geeksforgeeks - SDE Sheet) Sep 17, 2024
Minimum Cost Path (geeksforgeeks - SDE Sheet) Sep 16, 2024
Find median in a stream (geeksforgeeks - SDE Sheet) Sep 16, 2024
Huffman Decoding-1 (geeksforgeeks - SDE Sheet) Sep 15, 2024
Implement Queue using Linked List (geeksforgeeks - SDE Sheet) Sep 15, 2024
Histogram Max Rectangular Area (geeksforgeeks - SDE Sheet) Sep 15, 2024
Get minimum element from stack (geeksforgeeks - SDE Sheet) Sep 15, 2024
Next Greater Element (geeksforgeeks - SDE Sheet) Sep 15, 2024
Queue using two Stacks (geeksforgeeks - SDE Sheet) Sep 15, 2024
Stack using two queues (geeksforgeeks - SDE Sheet) Sep 15, 2024
Binary Tree to DLL (geeksforgeeks - SDE Sheet) Sep 14, 2024
Reverse a Linked List in Groups (geeksforgeeks - SDE Sheet) Sep 14, 2024
Merge K sorted linked lists (geeksforgeeks - SDE Sheet) Sep 14, 2024
Merge two sorted linked lists (geeksforgeeks - SDE Sheet) Sep 14, 2024
Flattening a Linked List (geeksforgeeks - SDE Sheet) Sep 14, 2024
Rotate a Linked List (geeksforgeeks - SDE Sheet) Sep 14, 2024
Intersection Point in Y Shaped Linked Lists (geeksforgeeks - SDE Sheet) Sep 14, 2024
Add Number Linked Lists (geeksforgeeks - SDE Sheet) Sep 14, 2024
Palindrome Linked List (geeksforgeeks - SDE Sheet) Sep 14, 2024
Detect Loop in linked list (geeksforgeeks - SDE Sheet) Sep 12, 2024
Remove loop in Linked List (geeksforgeeks - SDE Sheet) Sep 12, 2024
Pairwise swap elements of a linked list (geeksforgeeks - SDE Sheet) Sep 12, 2024
Implement Stack using Linked List (geeksforgeeks - SDE Sheet) Sep 12, 2024
Sort a linked list of 0s, 1s and 2s (geeksforgeeks - SDE Sheet) Sep 12, 2024
Delete without head pointer (geeksforgeeks - SDE Sheet) Sep 11, 2024
Reverse a linked list (geeksforgeeks - SDE Sheet) Sep 11, 2024
Middle of a Linked List (geeksforgeeks - SDE Sheet) Sep 11, 2024
Kth from End of Linked List (geeksforgeeks - SDE Sheet) Sep 11, 2024
Swap all odd and even bits (geeksforgeeks - SDE Sheet) Sep 10, 2024
Longest Consecutive 1's (geeksforgeeks - SDE Sheet) Sep 9, 2024
Party of Couples (geeksforgeeks - SDE Sheet) Sep 9, 2024
Rightmost different bit (geeksforgeeks - SDE Sheet) Sep 9, 2024
First Set Bit (geeksforgeeks - SDE Sheet) Sep 9, 2024
K-th Bit is Set or Not (geeksforgeeks - SDE Sheet) Sep 9, 2024
Power of 2 (geeksforgeeks - SDE Sheet) Sep 9, 2024
Toggle bits in the given range (geeksforgeeks - SDE Sheet) Sep 9, 2024
Set kth bit (geeksforgeeks - SDE Sheet) Sep 8, 2024
Number is sparse or not (geeksforgeeks - SDE Sheet) Sep 8, 2024
Bit Difference (geeksforgeeks - SDE Sheet) Sep 8, 2024
N-Queen Problem (geeksforgeeks - SDE Sheet) Sep 8, 2024
Rat in a Maze Problem - I (geeksforgeeks - SDE Sheet) Sep 8, 2024
Special Keyboard (geeksforgeeks - SDE Sheet) Sep 8, 2024
Word Boggle (geeksforgeeks - SDE Sheet) Sep 7, 2024
Tower Of Hanoi (geeksforgeeks - SDE Sheet) Sep 5, 2024
Level order traversal in spiral form (geeksforgeeks - SDE Sheet) Sep 5, 2024
Edit Distance (geeksforgeeks - SDE Sheet) Sep 3, 2024
Rearrange characters (geeksforgeeks - SDE Sheet) Sep 3, 2024
Generate IP Addresses (geeksforgeeks - SDE Sheet) Sep 1, 2024
Form a palindrome (geeksforgeeks - SDE Sheet) Sep 1, 2024
Recursively remove all adjacent duplicates (geeksforgeeks - SDE Sheet) Sep 1, 2024
Implement Atoi (geeksforgeeks - SDE Sheet) Sep 1, 2024
Longest Common Substring (geeksforgeeks - SDE Sheet) Sep 1, 2024
Permutations of a given string (geeksforgeeks - SDE Sheet) Aug 31, 2024
Longest Palindrome in a String (geeksforgeeks - SDE Sheet) Aug 31, 2024
Longest Distinct characters in string (geeksforgeeks - SDE Sheet) Aug 31, 2024
Roman Number to Integer (geeksforgeeks - SDE Sheet) Aug 31, 2024
String Rotated by 2 Places (geeksforgeeks - SDE Sheet) Aug 31, 2024
Reverse Words (geeksforgeeks - SDE Sheet) Aug 31, 2024
Parenthesis Checker (geeksforgeeks - SDE Sheet) Aug 31, 2024
Implement strstr (geeksforgeeks - SDE Sheet) Aug 31, 2024
Solve the Sudoku (geeksforgeeks - SDE Sheet) Aug 31, 2024
Kth element in Matrix (geeksforgeeks - SDE Sheet) Aug 30, 2024
Find whether path exist (geeksforgeeks - SDE Sheet) Aug 30, 2024
Maximum path sum in matrix (geeksforgeeks - SDE Sheet) Aug 30, 2024
Shortest Source to Destination Path (geeksforgeeks - SDE Sheet) Aug 30, 2024
Rotten Oranges (geeksforgeeks - SDE Sheet) Aug 30, 2024
Smallest window in a string containing all the characters of another string (geeksforgeeks - SDE Sheet) Aug 29, 2024
Array Pair Sum Divisibility Problem (geeksforgeeks - SDE Sheet) Aug 28, 2024
Longest consecutive subsequence (geeksforgeeks - SDE Sheet) Aug 28, 2024
Convert a sentence into its equivalent mobile numeric keypad sequence (geeksforgeeks - SDE Sheet) Aug 28, 2024
Find first repeated character (geeksforgeeks - SDE Sheet) Aug 28, 2024
Minimum indexed character (geeksforgeeks - SDE Sheet) Aug 28, 2024
Count distinct elements in every window (geeksforgeeks - SDE Sheet) Aug 28, 2024
Remove Duplicates (geeksforgeeks - SDE Sheet) Aug 28, 2024
Uncommon characters (geeksforgeeks - SDE Sheet) Aug 28, 2024
Merge Without Extra Space (geeksforgeeks - SDE Sheet) Aug 28, 2024
Number of pairs (geeksforgeeks - SDE Sheet) Aug 27, 2024
Largest BST (geeksforgeeks - SDE Sheet) Aug 26, 2024
Merge Sort (geeksforgeeks - SDE Sheet) Aug 26, 2024
Find All Four Sum Numbers (geeksforgeeks - SDE Sheet) Aug 26, 2024
Quick Sort (geeksforgeeks - SDE Sheet) Aug 26, 2024
Maximize Toys (geeksforgeeks - SDE Sheet) Aug 26, 2024
Anagram (geeksforgeeks - SDE Sheet) Aug 26, 2024
Allocate Minimum Pages (geeksforgeeks - SDE Sheet) Aug 25, 2024
Maximum no of 1's row (geeksforgeeks - SDE Sheet) Aug 25, 2024
Find the element that appears once in sorted array (geeksforgeeks - SDE Sheet) Aug 25, 2024
Overlapping Intervals (geeksforgeeks - SDE Sheet) Aug 25, 2024
Sum of Middle elements of two sorted arrays (geeksforgeeks - SDE Sheet) Aug 25, 2024
Swapping pairs make sum equal (geeksforgeeks - SDE Sheet) Aug 25, 2024
Largest Number formed from an Array (geeksforgeeks - SDE Sheet) Aug 25, 2024
Stock span problem (geeksforgeeks - SDE Sheet) Aug 25, 2024
Coin Change (Count Ways) (geeksforgeeks - SDE Sheet) Aug 25, 2024
K-th element of two Arrays (geeksforgeeks - SDE Sheet) Aug 25, 2024
Stock buy and sell (geeksforgeeks - SDE Sheet) Aug 24, 2024
Spirally traversing a matrix (geeksforgeeks - SDE Sheet) Aug 24, 2024
K Sized Subarray Maximum (geeksforgeeks - SDE Sheet) Aug 24, 2024
Largest subarray with 0 sum (geeksforgeeks - SDE Sheet) Aug 24, 2024
Minimum Platforms (geeksforgeeks - SDE Sheet) Aug 24, 2024
Count Inversions (geeksforgeeks - SDE Sheet) Aug 24, 2024
Minimize the Heights II (geeksforgeeks - SDE Sheet) Aug 24, 2024
Merge Strings Alternately Aug 22, 2024
Design Bounded Blocking Queue Aug 4, 2024
Minimum Number of Keypresses Jun 3, 2024
Minimum Adjacent Swaps to Make a Valid Array Jun 3, 2024
Next Greater Node In Linked List Jun 3, 2024
Minimum Number of Food Buckets to Feed the Hamsters May 28, 2024
Unique rows in boolean matrix (geeksforgeeks - SDE Sheet) May 17, 2024
First non-repeating character in a stream (geeksforgeeks - SDE Sheet) May 16, 2024
Uncommon characters (geeksforgeeks - SDE Sheet) May 15, 2024
Search in a row-column sorted Matrix (geeksforgeeks - SDE Sheet) May 15, 2024
Sort an array according to the other (geeksforgeeks - SDE Sheet) May 15, 2024
Allocate minimum number of pages (geeksforgeeks - SDE Sheet) May 14, 2024
Minimum Swaps to Sort (geeksforgeeks - SDE Sheet) May 13, 2024
Rearrange Array Alternately (geeksforgeeks - SDE Sheet) May 12, 2024
Zero Sum Subarrays (geeksforgeeks - SDE Sheet) May 10, 2024
Largest subarray with 0 sum (geeksforgeeks - SDE Sheet) May 9, 2024
Maximum of all subarrays of size k (geeksforgeeks - SDE Sheet) May 8, 2024
Inorder Successor in BST Apr 30, 2024
Reverse words in a given string (geeksforgeeks - SDE Sheet) Apr 16, 2024
K-th element of two Arrays (geeksforgeeks - SDE Sheet) Apr 15, 2024
Length Unsorted Subarray Apr 9, 2024
Kth smallest element (geeksforgeeks - SDE Sheet) Apr 8, 2024
Minimum number of jumps (geeksforgeeks - SDE Sheet) Apr 7, 2024
Kadane's Algorithm (geeksforgeeks - SDE Sheet) Apr 7, 2024
Find Indexes of a subarray with given sum (geeksforgeeks - SDE Sheet) Apr 7, 2024
Minimize the sum of product (geeksforgeeks - SDE Sheet) Apr 6, 2024
Convert array into Zig-Zag fashion (geeksforgeeks - SDE Sheet) Apr 6, 2024
Find all pairs with a given sum (geeksforgeeks - SDE Sheet) Apr 6, 2024
Longest Common Prefix in an Array (geeksforgeeks - SDE Sheet) Apr 6, 2024
Equilibrium Point (geeksforgeeks - SDE Sheet) Apr 5, 2024
Leaders in an array (geeksforgeeks - SDE Sheet) Apr 5, 2024
Missing number in array (geeksforgeeks - SDE Sheet) Apr 4, 2024
Array Subset of another array (geeksforgeeks - SDE Sheet) Apr 4, 2024
Sort an array of 0s, 1s and 2s Apr 3, 2024
Pascal's Triangle Mar 23, 2024
Max Consecutive Ones III Mar 11, 2024
Validate Binary Search Tree Mar 2, 2024
Vowel and Consonant Substrings! (InterviewBit) Feb 28, 2024
Remove Consecutive Characters (InterviewBit) Feb 27, 2024
Implement StrStr (InterviewBit) Feb 25, 2024
Divide Integers (InterviewBit) Feb 24, 2024
Bulls and Cows (InterviewBit) Feb 23, 2024
Amazing Subarrays (InterviewBit) Feb 23, 2024
Longest Common Prefix (InterviewBit) Feb 23, 2024
Self Permutation (InterviewBit) Feb 22, 2024
String And Its Frequency (InterviewBit) Feb 22, 2024
Deserialize (InterviewBit) Feb 22, 2024
Different Bits Sum Pairwise (InterviewBit) Feb 21, 2024
XOR-ing the Subarrays! (InterviewBit) Feb 20, 2024
Min XOR value (InterviewBit) Feb 19, 2024
Length of Last Word (InterviewBit) Feb 16, 2024
Reverse Bits (InterviewBit) Feb 13, 2024
Trailing Zeroes (InterviewBit) Feb 12, 2024
Number of 1 Bits (InterviewBit) Feb 12, 2024
Find a peak element (InterviewBit) Feb 11, 2024
WoodCutting Made Easy! (InterviewBit) Feb 11, 2024
Matrix Median (InterviewBit) Feb 11, 2024
Implement Power Function (InterviewBit) Feb 10, 2024
Painter's Partition Problem (InterviewBit) Feb 10, 2024
Rotated Sorted Array Search (InterviewBit) Feb 9, 2024
Allocate Books (InterviewBit) Feb 8, 2024
Capacity To Ship Packages Within B Days (InterviewBit) Feb 8, 2024
Square Root of Integer (InterviewBit) Feb 7, 2024
Search in Bitonic Array! (InterviewBit) Feb 7, 2024
Search for a Range (InterviewBit) Feb 6, 2024
Matrix Search (InterviewBit) Feb 6, 2024
Sorted Insert Position (InterviewBit) Jan 31, 2024
Smaller or equal elements (InterviewBit) Jan 30, 2024
PRETTYPRINT (InterviewBit) Jan 30, 2024
Divisible by 60 (InterviewBit) Jan 29, 2024
Excel Column Number (InterviewBit) Jan 28, 2024
Reverse integer (InterviewBit) Jan 27, 2024
Palindrome Integer (InterviewBit) Jan 26, 2024
Highest Score (InterviewBit) Jan 25, 2024
Prime Sum (InterviewBit) Jan 24, 2024
Distribute in Circle! (InterviewBit) Jan 23, 2024
Total Moves For Bishop! (InterviewBit) Jan 23, 2024
Binary Representation (InterviewBit) Jan 23, 2024
Verify Prime (InterviewBit) Jan 22, 2024
Find Permutation (InterviewBit) Jan 22, 2024
Next Permutation (InterviewBit) Jan 22, 2024
Rotate Matrix (InterviewBit) Jan 21, 2024
Largest Number (InterviewBit) Jan 21, 2024
Sort array with squares! (InterviewBit) Jan 21, 2024
Pigeonhole Sort Jan 21, 2024
Maximum Consecutive Gap (InterviewBit) Jan 21, 2024
Balance Array (InterviewBit) Jan 21, 2024
Find Duplicate in Array (InterviewBit) Jan 20, 2024
Triplets with Sum between given range (InterviewBit) Jan 20, 2024
Spiral Order Matrix II (InterviewBit) Jan 20, 2024
Anti Diagonals (InterviewBit) Jan 20, 2024
Pascal Triangle (InterviewBit) Jan 20, 2024
Kth Row of Pascal's Triangle (InterviewBit) Jan 19, 2024
Segregate 0s and 1s in an array (InterviewBit) Jan 19, 2024
Make equal elements Array (InterviewBit) Jan 19, 2024
Perfect Peak of Array (InterviewBit) Jan 19, 2024
Array Sum (InterviewBit) Jan 18, 2024
Move Zeroes (InterviewBit) Jan 18, 2024
N/3 Repeat Number (InterviewBit) Jan 18, 2024
Repeat and Missing Number Array (InterviewBit) Jan 17, 2024
First Missing Integer (InterviewBit) Jan 17, 2024
Maximum Sum Square SubMatrix (InterviewBit) Jan 16, 2024
Maximum Unsorted Subarray (InterviewBit) Jan 15, 2024
Max Distance (InterviewBit) Jan 15, 2024
Hotel Bookings Possible (InterviewBit) Jan 14, 2024
Wave Array (InterviewBit) Jan 14, 2024
Set Intersection (InterviewBit) Jan 14, 2024
Reorder Data in Log Files (InterviewBit) Jan 13, 2024
Max Min (InterviewBit) Jan 10, 2024
Partitions (InterviewBit) Jan 9, 2024
Flip (InterviewBit) Jan 8, 2024
Maximum Area of Triangle (InterviewBit) Jan 7, 2024
Maximum Absolute Difference (InterviewBit) Jan 6, 2024
Maximum Sum Triplet (InterviewBit) Jan 6, 2024
Minimum Lights to Activate (InterviewBit) Jan 4, 2024
Min Steps in Infinite Grid (Interviewbit) Jan 3, 2024
Pick from both sides (Interviewbit) Jan 3, 2024
Occurence of Each Number (InterviewBit) Jan 2, 2024
Binary Tree Longest Consecutive Sequence Oct 25, 2023
Find the Celebrity Oct 18, 2023
Find Permutation Oct 17, 2023
Missing Number In Arithmetic Progression Oct 13, 2023
First Unique Number Oct 12, 2023
Delete N Nodes After M Nodes of a Linked List Oct 11, 2023
Remove Interval Oct 10, 2023
Add Bold Tag in String Oct 9, 2023
Missing Ranges Oct 4, 2023
Candy Crush Oct 3, 2023
Sparse Matrix Multiplication Oct 2, 2023
Group Shifted Strings Oct 1, 2023
Find K-Length Substrings With No Repeated Characters Sep 27, 2023
Max Consecutive Ones II Sep 27, 2023
Longest Substring with At Most Two Distinct Characters Sep 26, 2023
Shortest Way to Form String Sep 25, 2023
Longest Arithmetic Subsequence of Given Difference Sep 24, 2023
Reverse Words in a String II Sep 24, 2023
One Edit Distance Sep 23, 2023
Confusing Number Sep 21, 2023
Wiggle Sort Sep 20, 2023
Maximum Distance in Arrays Sep 19, 2023
Best Time to Buy and Sell Stock IV Sep 16, 2023
Best Time to Buy and Sell Stock III Sep 16, 2023
Word Search II Sep 16, 2023
Text Justification Sep 15, 2023
IPO Sep 11, 2023
Max Points on a Line Sep 11, 2023
Construct Quad Tree Sep 10, 2023
Maximal Square Sep 7, 2023
Minimum Path Sum Sep 3, 2023
Furthest Point From Origin Aug 31, 2023
Maximum Sum Circular Subarray Aug 26, 2023
Find K Pairs with Smallest Sums Aug 26, 2023
Sort List Aug 24, 2023
Convert Sorted Array to Binary Search Tree Aug 24, 2023
N-Queens II Aug 23, 2023
Combinations Aug 19, 2023
Find First and Last Position of Element in Sorted Array Aug 18, 2023
Find Peak Element Aug 18, 2023
Minimum Genetic Mutation Aug 17, 2023
Snakes and Ladders Aug 17, 2023
Evaluate Division Aug 15, 2023
Search Insert Position Aug 15, 2023
Minimum Absolute Difference in BST Aug 13, 2023
Lowest Common Ancestor of a Binary Tree Aug 12, 2023
Binary Search Tree Iterator Aug 12, 2023
Count Complete Tree Nodes Aug 12, 2023
Sum Root to Leaf Numbers Aug 12, 2023
Flatten Binary Tree to Linked List Aug 11, 2023
Populating Next Right Pointers in Each Node II Aug 11, 2023
Partition List Aug 9, 2023
Add Binary Aug 8, 2023
Remove Duplicates from Sorted List II Aug 8, 2023
Reverse Linked List II Aug 7, 2023
Basic Calculator Aug 5, 2023
Simplify Path Aug 4, 2023
Valid Parentheses Aug 4, 2023
Minimum Number of Arrows to Burst Balloons Aug 3, 2023
Summary Ranges Aug 3, 2023
Game of Life Aug 3, 2023
Contains Duplicate II Aug 2, 2023
Word Pattern Aug 1, 2023
Isomorphic Strings Aug 1, 2023
Substring with Concatenation of All Words Jul 31, 2023
Minimum Size Subarray Sum Jul 29, 2023
Insert Delete GetRandom O(1) Jul 29, 2023
ZigZag Conversion Jul 28, 2023
Reverse Words in a String Jul 27, 2023
Length of Last Word Jul 25, 2023
Integer to Roman Jul 25, 2023
Roman to Integer Jul 24, 2023
H-Index Jul 21, 2023
Best Time to Buy and Sell Stock II Jul 19, 2023
Design Patterns: Index Jul 17, 2023
Design Pattern: Observer Jul 17, 2023
Remove Duplicates from Sorted Array II Jul 17, 2023
Design Pattern: Strategy Jul 16, 2023
Merge Sorted Array Jul 16, 2023
Design Pattern: Flyweight Jul 16, 2023
Design Pattern: Facade Jul 16, 2023
Design Pattern: Decorator Jul 16, 2023
Design Pattern: Adapter Jul 16, 2023
Java Multithreading - Interrupting Threads Jul 15, 2023
Java Multithreading - Callable and Future Jul 15, 2023
Java Multithreading - Semaphores Jul 15, 2023
Java Multithreading - Deadlock Jul 14, 2023
Design Pattern: Factory Jul 13, 2023
Java Multithreading - Re-entrant Locks Jul 13, 2023
Java Multithreading - Producer/Consumer (Using Low-Level Synchronization) Jul 12, 2023
Java Multithreading - Wait and Notify Jul 12, 2023
Java Multithreading - Producer/Consumer Jul 11, 2023
Design Pattern: Prototype Jul 10, 2023
Java Multithreading - Countdown Latches Jul 10, 2023
Design Pattern: Builder Jul 6, 2023
Java Multithreading - Thread Pools Jul 6, 2023
Design Pattern: Singleton Jul 5, 2023
Java Multithreading - Multiple Locks; Using Synchronized Code Blocks Jul 5, 2023
Java Multithreading - The Synchronized Keyword Jul 4, 2023
Java Multithreading - Basic Thread Synchronization Jul 3, 2023
Java Multithreading - Starting Java Threads Jul 2, 2023
Delete one May 7, 2023
Find Greatest Common Divisor of Array May 7, 2023
GCD and Inverse Modulo (Theory) May 7, 2023
Count pairs in array divisible by K May 6, 2023
Count Total Set Bits Till N May 6, 2023
Minimum Swaps required to group all 1s together May 5, 2023
All Sub-Matrices Sum May 5, 2023
Find All Good Indices May 4, 2023
First Missing Positive May 2, 2023
Gray Code Apr 30, 2023
Sum of Bitwise-OR of all Sub-Arrays Apr 30, 2023
Diffk II Apr 29, 2023
Largest Continuous Sequence Zero Sum Apr 29, 2023
First Repeating element Apr 29, 2023
tolower() Apr 28, 2023
Josephus Problem Apr 26, 2023
Majority Element Apr 25, 2023
Help From Sam Apr 25, 2023
Length of longest consecutive ones Apr 23, 2023
Transpose of a Matrix Apr 23, 2023
Even Subarrays Apr 22, 2023
Closest MinMax Apr 22, 2023
Pick from both sides! Apr 21, 2023
Balance Array (Special Index) Apr 21, 2023
Serialize and Deserialize Binary Tree Mar 16, 2023
Sliding Window Maximum Mar 9, 2023
Minimum Window Substring Mar 8, 2023
LRU Cache Mar 7, 2023
Alien Dictionary Mar 5, 2023
Swim in Rising Water Mar 5, 2023
Reconstruct Itinerary Mar 5, 2023
Cheapest Flights Within K Stops Mar 4, 2023
Network Delay Time Mar 4, 2023
Min Cost to Connect All Points Mar 3, 2023
Word Ladder Mar 2, 2023
Walls and Gates Feb 28, 2023
Pacific Atlantic Water Flow Feb 27, 2023
Distance from the Source (Bellman-Ford Algorithm) Feb 26, 2023
Floyd Warshall Feb 26, 2023
Minimal Spanning Tree Feb 25, 2023
Dijkstra Algorithm Feb 23, 2023
Number of Provinces Feb 22, 2023
Graphs 101 - Part 2 Feb 21, 2023
Graphs 101 - Part 1 Feb 21, 2023
Detect Squares Feb 20, 2023
Multiply Strings Feb 19, 2023
Plus One Feb 18, 2023
Happy Number Feb 18, 2023
Set Matrix Zeroes (InterviewBit) Feb 12, 2023
Spiral Matrix Feb 12, 2023
Rotate Image Feb 12, 2023
Reverse Integer Feb 11, 2023
Sum of Two Integers (Bit Manipulation) Feb 11, 2023
Minimum Interval to Include Each Query Feb 9, 2023
Meeting Rooms II Feb 8, 2023
Meeting Rooms Feb 8, 2023
Non-overlapping Intervals Feb 7, 2023
Insert Interval Feb 7, 2023
Merge Intervals Feb 7, 2023
Valid Parenthesis String Jan 30, 2023
Partition Labels Jan 29, 2023
Merge Triplets to Form Target Triplet Jan 29, 2023
Hand of Straights Jan 29, 2023
Gas Station Jan 29, 2023
Jump Game II Jan 26, 2023
Jump Game Jan 25, 2023
Maximum Subarray Jan 25, 2023
Burst Balloons Jan 22, 2023
Regular Expression Matching Jan 22, 2023
Distinct Subsequences Jan 22, 2023
Longest Increasing Path in a Matrix Jan 22, 2023
Interleaving String Jan 22, 2023
Target Sum Jan 20, 2023
Coin Change II Jan 19, 2023
Best Time to Buy and Sell Stock with Cooldown Jan 18, 2023
Word Break Jan 16, 2023
Palindrome Partitioning Jan 7, 2023
Letter Combinations of a Phone Number Jan 7, 2023
Word Search Jan 6, 2023
Binary Tree Paths Jan 6, 2023
Binary Tree Maximum Path Sum 2 Dec 28, 2022
Count Good Nodes in Binary Tree Dec 28, 2022
Subtree of Another Tree Dec 27, 2022
Balanced Binary Tree Dec 27, 2022
Same Tree Dec 24, 2022
Find the Duplicate Number Dec 20, 2022
Remove Duplicates from Sorted List Dec 19, 2022
Rotate List Dec 19, 2022
Swap Nodes in Pairs Dec 19, 2022
Remove Nth Node From End of List Dec 19, 2022
Reorder List Dec 14, 2022
Design Twitter Dec 9, 2022
Task Scheduler Dec 8, 2022
K Closest Points to Origin Dec 6, 2022
Median of Two Sorted Arrays Dec 6, 2022
Min Cost Matrix Chain Multiplication Dec 5, 2022
Matrix Chain Multiplication Dec 4, 2022
Time Based Key-Value Store Dec 4, 2022
Find Minimum in Rotated Sorted Array Dec 4, 2022
Largest Rectangle in Histogram Dec 3, 2022
Car Fleet Dec 3, 2022
Daily Temperatures Dec 3, 2022
Generate Parentheses Dec 2, 2022
Determine if Two Strings Are Close Dec 2, 2022
Evaluate Reverse Polish Notation Dec 1, 2022
Graph Valid Tree Nov 30, 2022
Clone Graph Nov 29, 2022
Find Players With Zero or One Losses Nov 28, 2022
Redundant Connection Nov 27, 2022
Course Schedule II Nov 27, 2022
Course Schedule Nov 27, 2022
Surrounded Regions Nov 26, 2022
Max Area of Island Nov 26, 2022
Rotten Oranges Nov 26, 2022
Number of Islands Nov 26, 2022
Number of Connected Components in an Undirected Graph Nov 26, 2022
Depth First Search Nov 25, 2022
Breadth First Search Nov 25, 2022
Coin Change Nov 22, 2022
Palindromic Substrings Nov 21, 2022
Longest Palindromic Substring Nov 20, 2022
House Robber I Nov 20, 2022
House Robber II Nov 20, 2022
Min Cost Climbing Stairs Nov 20, 2022
Flip Array Nov 20, 2022
Partition Equal Subset Sum Nov 20, 2022
Unbounded Knapsack Nov 19, 2022
Knapsack Problem (0/1) Nov 19, 2022
Regular Expression Match Nov 19, 2022
Min Sum Path in Matrix Nov 18, 2022
Min Triangle Sum Nov 16, 2022
N digit numbers with digit sum S Nov 13, 2022
Edit Distance Nov 13, 2022
Longest Common Subsequence Nov 12, 2022
Dungeon Game Nov 12, 2022
Longest Increasing Subsequence Nov 12, 2022
Maximum sum such that no two elements are adjacent Nov 12, 2022
Perfect Squares Nov 12, 2022
Unique Paths II Nov 11, 2022
Paint House Nov 7, 2022
Unique Paths Nov 7, 2022
Ways to Decode Nov 6, 2022
Maximum Sum Value - A[i]*B + A[j]*C + A[k]*D Nov 6, 2022
Search in Rotated Sorted Array Nov 4, 2022
Koko Eating Bananas Nov 4, 2022
Valid Sudoku Nov 4, 2022
Max Product Subarray Nov 4, 2022
Max Sum Without Adjacent Elements Nov 4, 2022
Friends Pairing Problem Nov 4, 2022
Minimum Number of Squares Nov 4, 2022
Fibonacci Number Nov 2, 2022
Stairs Nov 1, 2022
Combination Sum II Oct 31, 2022
Subsets II Oct 31, 2022
Subsets Oct 31, 2022
Combination Sum Oct 31, 2022
Permutations Oct 30, 2022
N-Queens Oct 30, 2022
Next Greater Element IV Oct 30, 2022
Next Greater Element III Oct 30, 2022
Next Greater Element II Oct 29, 2022
Next Greater Element I Oct 29, 2022
Search a 2D Matrix II Oct 29, 2022
Search a 2D Matrix Oct 28, 2022
Permutation in String Oct 27, 2022
Longest Repeating Character Replacement Oct 26, 2022
All Subsets Oct 25, 2022
All Subsets II Oct 25, 2022
Longest Substring Without Repeating Characters Oct 24, 2022
Best Time to Buy and Sell Stock Oct 24, 2022
Noble Integer Oct 23, 2022
Container With Most Water Oct 22, 2022
Two Sum II - Input Array Is Sorted Oct 22, 2022
Valid Palindrome Oct 22, 2022
Sort K-Sorted Array Oct 22, 2022
Maximum Profit When Buying a Car Oct 20, 2022
Distribute Candy Oct 20, 2022
Finish Maximum Jobs Oct 20, 2022
Kth Largest Element in a Stream Oct 19, 2022
Find Median from Data Stream Oct 18, 2022
Last Stone Weight Oct 17, 2022
Kth Largest Element in an Array Oct 15, 2022
Reverse Bits Oct 15, 2022
Zigzag Traversal Oct 15, 2022
Maximum AND Value Oct 14, 2022
Missing Number Oct 14, 2022
Sum of XOR of all pairs Oct 14, 2022
Single Number II Oct 12, 2022
Single Number I Oct 12, 2022
Single Number III Oct 12, 2022
Introduction to Bit Manipulation - Part 4 Oct 11, 2022
Introduction to Bit Manipulation - Part 3 Oct 11, 2022
Introduction to Bit Manipulation - Part 2 Oct 11, 2022
Introduction to Bit Manipulation - Part 1 Oct 11, 2022
Counting Bits Oct 11, 2022
Number of 1 Bits Oct 11, 2022
Longest Consecutive Sequence Oct 11, 2022
Encode and Decode Strings Oct 10, 2022
Product of Array Except Self Oct 9, 2022
Design Add and Search Words Data Structure Oct 9, 2022
Implement Trie (Prefix Tree) Oct 9, 2022
Top K Frequent Elements Oct 9, 2022
Group Anagrams Oct 9, 2022
Two Sum Oct 9, 2022
Valid Anagram Oct 9, 2022
Contains Duplicate Oct 9, 2022
Min Stack Oct 7, 2022
3 sum Oct 6, 2022
Right Smaller Than Oct 6, 2022
Multi String Search (Trie) Oct 5, 2022
Trie - Introduction - Part 2 Oct 5, 2022
Trie - Introduction - Part 1 Oct 5, 2022
Populating Next Right Pointers in Each Node - Perfect Binary Tree Oct 5, 2022
Binary Tree Maximum Path Sum Oct 4, 2022
Validate Three Nodes in BST Oct 3, 2022
Lowest Common Ancestor - Using In-time and Out-time Oct 3, 2022
Lowest Common Ancestor of a Binary Search Tree Oct 3, 2022
Morris Traversal Oct 2, 2022
Construct Binary Tree from Inorder and Postorder Traversal Oct 2, 2022
Binary Tree Right Side View Oct 2, 2022
Kth Smallest Element in a BST Oct 2, 2022
Equal Tree Partition - Binary Tree Oct 1, 2022
Recover Binary Search Tree Oct 1, 2022
Least Common Ancestor - Binary Tree Oct 1, 2022
Valid Binary Search Tree Sep 27, 2022
Delete a Node in Binary Search Tree Sep 26, 2022
Construct Binary Tree from Preorder and Inorder Traversal Sep 25, 2022
Vertical Order Traversal - Binary Tree Sep 24, 2022
Binary Tree - Level Order Traversal II Sep 23, 2022
Size of a Binary Search Tree Sep 23, 2022
Height of a Binary Search Tree Sep 23, 2022
Count Days Spent Together Sep 18, 2022
Evaluate Expression Sep 16, 2022
Double Character Trouble Sep 16, 2022
Balanced Parenthesis Sep 16, 2022
Nearest Smaller Element Sep 14, 2022
Clone Linked List with Random Pointer - Constant Space Complexity Sep 11, 2022
Clone Linked List with Random Pointer Sep 11, 2022
Merge K Sorted Linked Lists Sep 10, 2022
Merge Sort Linked List Sep 9, 2022
Merge Two Sorted Linked List - 2 Sep 8, 2022
Reverse a Linked List in K Groups Sep 8, 2022
Reverse a Linked List Sep 7, 2022
Reverse First K Nodes - LinkedList Sep 7, 2022
Rabin Karp Sep 3, 2022
Pattern Matcher Aug 31, 2022
Longest Prefix Suffix Aug 31, 2022
Common Elements in Two Arrays Aug 26, 2022
Count Rectangles Aug 25, 2022
Count Right Triangles Aug 25, 2022
Minimum Area Rectangle Aug 23, 2022
Count of Pairs with k Sum in Sorted Array Aug 22, 2022
Sub-Array with Given Sum (Two Pointers) Aug 21, 2022
Maximum Water between Two Walls Aug 21, 2022
2 Pair Difference (Two Pointers) Aug 21, 2022
2 Pair Sum (Two Pointers) Aug 21, 2022
Kth Element (Without Sorting) Aug 19, 2022
Special Integer - Maximum Sum with Max Length k Aug 12, 2022
Ath Magical Number Aug 10, 2022
Radix Sort Aug 9, 2022
Aggressive Cows Aug 7, 2022
Find Square Root (Binary Search Approach) Aug 6, 2022
Shifted Binary Search Aug 5, 2022
Count Inversion Aug 2, 2022
Two Arrays, Find Pairs A[i] > B[j] Aug 1, 2022
Duplicate Zeroes Jul 31, 2022
Merge Sort Jul 29, 2022
Sort Sub-Array in Array Given s,m,e Jul 29, 2022
Find Kth Smallest Element Jul 28, 2022
Find Number of Divisors Jul 21, 2022
Smallest Prime Factor Jul 21, 2022
Find Prime Numbers Jul 21, 2022
Check Prime Jul 21, 2022
A%M == B%M Jul 11, 2022
Change Array[i] to Array[Array[i]] Jul 11, 2022
Merge Two Sorted LinkedList Jul 4, 2022
Maximum Sum Sub-Matrix Jul 4, 2022
Largest Range in the Array Jul 3, 2022
Sort based on Three Numbers Jul 3, 2022
Find the Smallest Sub-Array to Sort Jul 2, 2022
Trapping Rain Water Jul 2, 2022
Sum of all Sub-Arrays Jun 30, 2022
Sum of Linked Lists Jun 29, 2022
Kadane's Algorithm Jun 28, 2022
Sort Stack (In Place) Jun 27, 2022
Max Path Sum in Binary Tree Jun 27, 2022
Height Balanced Binary Tree Jun 27, 2022
Find Successor in Binary Tree Jun 27, 2022
Binary Tree Diameter Jun 26, 2022
Bubble Sort Jun 26, 2022
Power Set Jun 23, 2022
Invert Binary Tree Jun 21, 2022
Min Height BST Jun 21, 2022
Validate BST Jun 21, 2022
Find kth Largest Value in BST Jun 21, 2022
Palindrome LinkedList Jun 18, 2022
Reverse a LinkedList Jun 17, 2022
Squares of a Sorted Array Jun 16, 2022
Remove nth Node From End of LinkedList Jun 16, 2022
Linked List Cycle Jun 16, 2022
Power Function Jun 15, 2022
Reverse String Jun 15, 2022
Find Leader in an Array (Carry Forward Technique) Jun 14, 2022
Subarray with 0 sum Jun 14, 2022
Equilibrium Index of an Array Jun 14, 2022
Prefix Sum Array Jun 14, 2022
Path Sum - Binary Tree Jun 13, 2022
Symmetric Binary Tree Jun 13, 2022
Maximum Depth of Binary Tree Jun 12, 2022
Binary Tree Level Order Traversal Jun 12, 2022
Rotate an Array k times Jun 12, 2022
Reverse an Array Jun 12, 2022
Reverse an Array in the given Range Jun 12, 2022
Binary Search Tree - Insert Apr 9, 2021
String Palindrome Apr 7, 2021
Find Square Root Apr 25, 2020

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