# Status Problem video Level Completes Likes 553 Minimize Scheduling Headaches: Clone Yourself for Overlapping Events Hard % 0 468 Unique subsets with a given sum with allowed repeated digits. Medium % 0 466 Lexicographically next permutation With One swap Medium % 1 442 Find the number of distinct Islands OR connected components. Hard % 0 426 Check if Graph is Bipartite - Adjacency List using Depth-First Search(DFS) Hard % 0 416 Evaluation of Prefix Expressions (Polish Notation) | Set 2 Medium % 0 392 Reverse a Stack using recursion - In Place (Without using extra memory) Hard % 1 390 Convert Prefix to Postfix Expression Medium % 0 388 Sort a given stack - Using Temporary Stack Medium % 0 387 Convert Postfix to Prefix Expression Medium % 0 386 Convert Integer to Roman Medium % 0 377 Convert Postfix to Infix Expression Medium % 0 371 Convert Infix to Prefix Expression Medium % 0 368 Max Flow Problem - Ford-Fulkerson Algorithm Hard % 0 365 Convert Infix to Postfix Expression Medium % 0 363 Evaluation of Infix expressions Medium % 0 361 Convert Prefix to Infix Expression Medium % 0 360 Least Recently Used (LRU) Cache – Using LinkedHashSet and Deque | Set 2 Hard % 0 359 Merge K sorted Linked List - Using Priority Queue Hard % 0 346 Valid Brackets – Part 2 | Stack Method Beginner % 0 310 Dijkstra’s – Shortest Path Algorithm (SPT) – Adjacency List and Min Heap Hard % 0 280 Graph – Find Cycle in Undirected Graph using Disjoint Set (Union-Find) Hard % 0 275 Graph – Detect Cycle in a Directed Graph using colors Hard % 0 271 Snake and Ladder Problem Hard % 1 235 Majority Element- Boyer–Moore majority vote algorithm Medium % 0 234 Majority Element – Part 1 Beginner % 0 222 Maximum Subarray OR Largest Sum Contiguous Subarray Problem – Divide and Conquer Hard % 0 217 Find two elements whose sum is closest to zero Medium % 1 211 Find the first repeating character in a given string Beginner % 0 209 Find longest Snake sequence in a given matrix Medium % 1 208 Dynamic Programming - Count all paths in 2D Matrix with Obstructions in it Medium % 1 207 Dynamic Programming - Count all paths from top left to bottom right of a mXn matrix Medium % 1 205 Print All Diagonals of a given matrix Medium % 1 200 Dynamic Programming - Highway Billboard Problem Hard % 0 198 Kadane's Algorithm - Maximum Subarray Problem Medium % 1 Minimize Scheduling Headaches: Clone Yourself for Overlapping Events Unique subsets with a given sum with allowed repeated digits. Lexicographically next permutation With One swap Find the number of distinct Islands OR connected components. Check if Graph is Bipartite - Adjacency List using Depth-First Search(DFS) Evaluation of Prefix Expressions (Polish Notation) | Set 2 Reverse a Stack using recursion - In Place (Without using extra memory) Convert Prefix to Postfix Expression Sort a given stack - Using Temporary Stack Convert Postfix to Prefix Expression Convert Integer to Roman Convert Postfix to Infix Expression Convert Infix to Prefix Expression Max Flow Problem - Ford-Fulkerson Algorithm Convert Infix to Postfix Expression Evaluation of Infix expressions Convert Prefix to Infix Expression Least Recently Used (LRU) Cache – Using LinkedHashSet and Deque | Set 2 Merge K sorted Linked List - Using Priority Queue Valid Brackets – Part 2 | Stack Method Dijkstra’s – Shortest Path Algorithm (SPT) – Adjacency List and Min Heap Graph – Find Cycle in Undirected Graph using Disjoint Set (Union-Find) Graph – Detect Cycle in a Directed Graph using colors Snake and Ladder Problem Majority Element- Boyer–Moore majority vote algorithm Majority Element – Part 1 Maximum Subarray OR Largest Sum Contiguous Subarray Problem – Divide and Conquer Find two elements whose sum is closest to zero Find the first repeating character in a given string Find longest Snake sequence in a given matrix Dynamic Programming - Count all paths in 2D Matrix with Obstructions in it Dynamic Programming - Count all paths from top left to bottom right of a mXn matrix Print All Diagonals of a given matrix Dynamic Programming - Highway Billboard Problem Kadane's Algorithm - Maximum Subarray Problem 1 2
