DSA Atlas
beta
Source data
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Problems collected from leetcode for Ebay.
17% Easy
66% Medium
17% Hard
Your progress
0/58
All
Easy
Medium
Hard
All topics
Status
Problem
Difficulty
Frequency
Acceptance
Topics
Todo
1.
Two Sum
Easy
Top 6 Months
57.5%
Todo
3.
Longest Substring Without Repeating Characters
Medium
Top 6 Months
39.1%
Todo
5.
Longest Palindromic Substring
Medium
Top 6 Months
37.8%
Todo
15.
3Sum
Medium
Top 6 Months
39.1%
Todo
20.
Valid Parentheses
Easy
Top 6 Months
44.2%
Todo
22.
Generate Parentheses
Medium
Top 6 Months
78.7%
Todo
23.
Merge k Sorted Lists
Hard
Top 6 Months
59.6%
Todo
37.
Sudoku Solver
Hard
Top 6 Months
65.5%
Todo
45.
Jump Game II
Medium
Top 6 Months
42.9%
Todo
49.
Group Anagrams
Medium
Top 6 Months
72.6%
Todo
50.
Pow(x, n)
Medium
Top 6 Months
38.7%
Todo
54.
Spiral Matrix
Medium
Top 6 Months
56.8%
Todo
56.
Merge Intervals
Medium
Top 6 Months
51.8%
Todo
73.
Set Matrix Zeroes
Medium
Top 6 Months
62.9%
Todo
75.
Sort Colors
Medium
Top 6 Months
69.6%
Todo
79.
Word Search
Medium
Top 6 Months
47.4%
Todo
97.
Interleaving String
Medium
Top 6 Months
44.0%
Todo
122.
Best Time to Buy and Sell Stock II
Medium
Top 6 Months
71.1%
Todo
127.
Word Ladder
Hard
Top 6 Months
45.6%
Todo
133.
Clone Graph
Medium
Top All-time
65.3%
Todo
146.
LRU Cache
Medium
Top 3 Months
47.4%
Todo
162.
Find Peak Element
Medium
Top 6 Months
47.0%
Todo
200.
Number of Islands
Medium
Top 6 Months
64.4%
Todo
207.
Course Schedule
Medium
Top 6 Months
51.4%
Todo
215.
Kth Largest Element in an Array
Medium
Top 6 Months
68.9%
Todo
221.
Maximal Square
Medium
Top 6 Months
50.3%
Todo
234.
Palindrome Linked List
Easy
Top All-time
58.0%
Todo
238.
Product of Array Except Self
Medium
Top All-time
68.9%
Todo
286.
Walls and Gates
Medium
Top 6 Months
64.0%
Todo
295.
Find Median from Data Stream
Hard
Top All-time
54.5%
Todo
332.
Reconstruct Itinerary
Hard
Top 6 Months
44.6%
Todo
347.
Top K Frequent Elements
Medium
Top 6 Months
66.4%
Todo
394.
Decode String
Medium
Top All-time
62.6%
Todo
416.
Partition Equal Subset Sum
Medium
Top 6 Months
49.5%
Todo
459.
Repeated Substring Pattern
Easy
Top 6 Months
48.2%
Todo
472.
Concatenated Words
Hard
Top 6 Months
49.8%
Todo
473.
Matchsticks to Square
Medium
Top 6 Months
41.9%
Todo
493.
Reverse Pairs
Hard
Top 3 Months
34.2%
Todo
572.
Subtree of Another Tree
Easy
Top 6 Months
51.6%
Todo
581.
Shortest Unsorted Continuous Subarray
Medium
Top 6 Months
38.2%
Todo
680.
Valid Palindrome II
Easy
Top 6 Months
44.3%
Todo
692.
Top K Frequent Words
Medium
Top 6 Months
60.2%
Todo
727.
Minimum Window Subsequence
Hard
Top 6 Months
43.8%
Todo
752.
Open the Lock
Medium
Top 6 Months
61.3%
Todo
767.
Reorganize String
Medium
Top 6 Months
57.1%
Todo
868.
Binary Gap
Easy
Top 6 Months
74.3%
Todo
905.
Sort Array By Parity
Easy
Top 6 Months
76.5%
Todo
968.
Binary Tree Cameras
Hard
Top 6 Months
47.9%
Todo
981.
Time Based Key-Value Store
Medium
Top 6 Months
49.9%
Todo
994.
Rotting Oranges
Medium
Top 6 Months
58.7%
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