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DSA Problems
TitleTopicsAcceptanceSolutionDifficulty
1. Permutation of A String

String

Recursion

66.00% Medium
2. Smallest window of 0, 1 and 2

String

50.00% Easy
3. Roman Number to Integer

String

43.21% Easy
4. Longest Palindromic Substring

String

34.80% Medium
5. Remove Duplicates From A String

String

Stack

61.68% Easy
6. Form Anagram Groups

String

Hashing

69.80% Medium
7. Longest Common Prefix

Array

String

44.20% Easy
8. Length of the longest substring

String

50.00% Medium
9. Smallest Window of All Characters

String

Dynamic Programming

50.00% Hard
10. Bitonic Point

Searching Algorithm

58.67% Easy
11. Alien Dictionary

String

47.81% Hard
12. Find the String

String

72.98% Hard
13. Reverse Words In A String

String

47.80% Easy
14. First Occurrence In A String

String

50.08% Medium
15. Longest Common Subsequence

Array

String

Dynamic Programming

50.00% Medium
16. K-Pangrams

String

Hashing

20.91% Medium
17. Winner of an election

String

Hashing

53.75% Easy
18. Making A Large Island

Graph

BFS

DFS

52.36% Hard
19. Stepping Numbers

BFS

DFS

48.44% Medium
20. Course Schedule

Graph

BFS

DFS

51.77% Medium
21. Redundant Parenthesis

String

Stack

51.49% Hard
22. Find Kth Rotation

Array

Stack

Searching Algorithm

23.16% Easy
23. Strings Rotations

String

43.83% Medium
24. Unique Permutations

String

46.50% Medium
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