# Status Problem video Level Completes Likes
556

Patience Sorting - Longest Increasing Subsequence

Medium % 1
553

Minimize Scheduling Headaches: Clone Yourself for Overlapping Events

Hard % 0
551

Reverse a linked list using stack

Medium % 0
489

The number of cycles in a given array of integers.

Hard % 0
468

Unique subsets with a given sum with allowed repeated digits.

Medium % 0
466

Lexicographically next permutation With One swap

Medium % 1
465

Find all subsets of size K from a given number N (1 to N)

Medium % 0
462

Stable Marriage Problem - Gale–Shapley Algorithm

Hard % 0
457

Given an array, print all unique subsets with a given sum.

Medium % 0
444

Articulation Points OR Cut Vertices in a Graph

Hard % 0
442

Find the number of distinct Islands OR connected components.

Hard % 0
439

Determine the given routing number belong to which bank

Medium % 0
436

Find all unique combinations of exact K numbers (from 1 to 9 ) with sum to N

Medium % 0
427

Number of Islands using BFS

Medium % 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
410

Evaluation of Prefix Expressions (Polish Notation) | Set 1

Medium % 0
408

Number of Islands

Medium % 1
407

Integer Replacement Problem

Medium % 0

Patience Sorting - Longest Increasing Subsequence

Minimize Scheduling Headaches: Clone Yourself for Overlapping Events

Reverse a linked list using stack

The number of cycles in a given array of integers.

Unique subsets with a given sum with allowed repeated digits.

Lexicographically next permutation With One swap

Find all subsets of size K from a given number N (1 to N)

Stable Marriage Problem - Gale–Shapley Algorithm

Given an array, print all unique subsets with a given sum.

Articulation Points OR Cut Vertices in a Graph

Find the number of distinct Islands OR connected components.

Determine the given routing number belong to which bank

Find all unique combinations of exact K numbers (from 1 to 9 ) with sum to N

Number of Islands using BFS

Check if Graph is Bipartite - Adjacency List using Depth-First Search(DFS)

Evaluation of Prefix Expressions (Polish Notation) | Set 2

Evaluation of Prefix Expressions (Polish Notation) | Set 1

Number of Islands

Integer Replacement Problem