Latest DSA Problems & Practice | Improve Coding with ScholarHat

AWS Services Access: Utilize a wide range of AWS developer tools and services including serverless apps, APIs, containers, databases, and CI/CD pipelines.
Full Control: Configure resources and infrastructure to match your specific learning or prototyping needs.
Safe &amp; Isolated: Operate in a dedicated AWS environment without affecting production workloads.
Experiment Freely: Ideal for testing ideas, building prototypes, and gaining real-world experience in a risk-free setting.

Practice real interview questions and track your progress

66 problems

#	Title	Topics	Acceptance	Difficulty
51	Smallest Window of All Characters	String Dynamic Programming	50.00%	Hard
52	Bitonic Point	Searching Algorithm	58.67%	Easy
53	Alien Dictionary	String	47.81%	Hard
54	Find the String	String	72.98%	Hard
55	Reverse Words In A String	String	47.80%	Easy
56	First Occurrence In A String	String	50.08%	Medium
57	Longest Common Subsequence	Array String Dynamic Programming	50.00%	Medium
58	K-Pangrams	String Hashing	20.91%	Medium
59	Winner of an election	String Hashing	53.75%	Easy
60	Making A Large Island	Graph BFS DFS	52.36%	Hard
61	Stepping Numbers	BFS DFS	48.44%	Medium
62	Course Schedule	Graph BFS DFS	51.77%	Medium
63	Redundant Parenthesis	String Stack	51.49%	Hard
64	Find Kth Rotation	Array Stack Searching Algorithm	23.16%	Easy
65	Strings Rotations	String	43.83%	Medium
66	Unique Permutations	String	46.50%	Medium