Top Interview Questions
Top Interview Questions
LeetCode
LeetCode is the golden standard for technical interviews . LeetCode problems are widely used during technical interviews at companies like Facebook, Hulu and Google. In the face of tight and limited job preparation time, this set of selected high-frequency interview problems can help you improve efficiently and greatly increase the possibility of obtaining an offer.
Problems solved:0/0
Status
Title
Company
Solution
Acceptance
Difficulty
Frequency
1. Two Sum
49.7%
Easy
2. Add Two Numbers
40.3%
Medium
3. Longest Substring Without Repeating Characters
33.8%
Medium
4. Median of Two Sorted Arrays
36.2%
Hard
5. Longest Palindromic Substring
32.4%
Medium
7. Reverse Integer
27.4%
Medium
8. String to Integer (atoi)
16.6%
Medium
10. Regular Expression Matching
28.0%
Hard
11. Container With Most Water
54.0%
Medium
13. Roman to Integer
58.5%
Easy
14. Longest Common Prefix
40.9%
Easy
15. 3Sum
32.6%
Medium
17. Letter Combinations of a Phone Number
56.5%
Medium
19. Remove Nth Node From End of List
41.0%
Medium
20. Valid Parentheses
40.2%
Easy
21. Merge Two Sorted Lists
62.5%
Easy
22. Generate Parentheses
72.5%
Medium
23. Merge k Sorted Lists
49.8%
Hard
26. Remove Duplicates from Sorted Array
51.5%
Easy
28. Find the Index of the First Occurrence in a String
39.0%
Easy
29. Divide Two Integers
17.2%
Medium
33. Search in Rotated Sorted Array
39.0%
Medium
34. Find First and Last Position of Element in Sorted Array
41.9%
Medium
36. Valid Sudoku
58.1%
Medium
38. Count and Say
52.1%
Medium
41. First Missing Positive
36.7%
Hard
42. Trapping Rain Water
59.2%
Hard
44. Wildcard Matching
26.9%
Hard
46. Permutations
75.6%
Medium
48. Rotate Image
71.0%
Medium
49. Group Anagrams
66.7%
Medium
50. Pow(x, n)
33.0%
Medium
53. Maximum Subarray
50.2%
Medium
54. Spiral Matrix
44.9%
Medium
55. Jump Game
38.9%
Medium
56. Merge Intervals
46.2%
Medium
62. Unique Paths
62.6%
Medium
66. Plus One
43.7%
Easy
69. Sqrt(x)
37.4%
Easy
70. Climbing Stairs
52.2%
Easy
73. Set Matrix Zeroes
51.2%
Medium
75. Sort Colors
58.5%
Medium
76. Minimum Window Substring
40.9%
Hard
78. Subsets
74.9%
Medium
79. Word Search
40.2%
Medium
84. Largest Rectangle in Histogram
42.6%
Hard
88. Merge Sorted Array
46.6%
Easy
91. Decode Ways
32.7%
Medium
94. Binary Tree Inorder Traversal
73.8%
Easy
98. Validate Binary Search Tree
32.0%
Medium
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