DSA Atlas
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Epam Systems
Problems collected from leetcode for Epam Systems.
34% Easy
60% Medium
6% Hard
Your progress
0/50
All
Easy
Medium
Hard
All topics
Status
Problem
Difficulty
Frequency
Acceptance
Topics
Todo
1.
Two Sum
Easy
Top 6 Months
57.5%
Todo
2.
Add Two Numbers
Medium
Top 6 Months
48.5%
Todo
3.
Longest Substring Without Repeating Characters
Medium
Top 6 Months
39.1%
Todo
4.
Median of Two Sorted Arrays
Hard
Top All-time
46.6%
Todo
5.
Longest Palindromic Substring
Medium
Top 6 Months
37.8%
Todo
7.
Reverse Integer
Medium
Top 6 Months
31.9%
Todo
9.
Palindrome Number
Easy
Top 6 Months
60.6%
Todo
13.
Roman to Integer
Easy
Top 6 Months
66.6%
Todo
14.
Longest Common Prefix
Easy
Top 6 Months
47.6%
Todo
15.
3Sum
Medium
Top 6 Months
39.1%
Todo
20.
Valid Parentheses
Easy
Top 6 Months
44.2%
Todo
21.
Merge Two Sorted Lists
Easy
Top All-time
68.3%
Todo
22.
Generate Parentheses
Medium
Top 6 Months
78.7%
Todo
26.
Remove Duplicates from Sorted Array
Easy
Top 6 Months
62.8%
Todo
41.
First Missing Positive
Hard
Top 6 Months
42.9%
Todo
42.
Trapping Rain Water
Hard
Top 6 Months
67.4%
Todo
43.
Multiply Strings
Medium
Top 6 Months
44.2%
Todo
49.
Group Anagrams
Medium
Top 6 Months
72.6%
Todo
50.
Pow(x, n)
Medium
Top 6 Months
38.7%
Todo
53.
Maximum Subarray
Medium
Top 6 Months
53.3%
Todo
54.
Spiral Matrix
Medium
Top All-time
56.8%
Todo
56.
Merge Intervals
Medium
Top 6 Months
51.8%
Todo
62.
Unique Paths
Medium
Top 6 Months
66.8%
Todo
72.
Edit Distance
Medium
Top 6 Months
60.6%
Todo
88.
Merge Sorted Array
Easy
Top 6 Months
54.9%
Todo
121.
Best Time to Buy and Sell Stock
Easy
Top 6 Months
56.8%
Todo
128.
Longest Consecutive Sequence
Medium
Top 6 Months
47.1%
Todo
146.
LRU Cache
Medium
Top 6 Months
47.4%
Todo
151.
Reverse Words in a String
Medium
Top 6 Months
56.4%
Todo
167.
Two Sum II - Input Array Is Sorted
Medium
Top 6 Months
65.1%
Todo
182.
Duplicate Emails
Easy
Top 6 Months
73.8%
Todo
189.
Rotate Array
Medium
Top 6 Months
44.9%
Todo
198.
House Robber
Medium
Top 6 Months
53.2%
Todo
206.
Reverse Linked List
Easy
Top 6 Months
80.6%
Todo
215.
Kth Largest Element in an Array
Medium
Top All-time
68.9%
Todo
242.
Valid Anagram
Easy
Top 6 Months
68.1%
Todo
283.
Move Zeroes
Easy
Top 6 Months
63.8%
Todo
322.
Coin Change
Medium
Top 6 Months
48.4%
Todo
344.
Reverse String
Easy
Top 6 Months
80.8%
Todo
345.
Reverse Vowels of a String
Easy
Top 6 Months
61.3%
Todo
347.
Top K Frequent Elements
Medium
Top 6 Months
66.4%
Todo
387.
First Unique Character in a String
Easy
Top 6 Months
65.5%
Todo
416.
Partition Equal Subset Sum
Medium
Top 6 Months
49.5%
Todo
443.
String Compression
Medium
Top 6 Months
60.0%
Todo
451.
Sort Characters By Frequency
Medium
Top 6 Months
75.3%
Todo
735.
Asteroid Collision
Medium
Top 6 Months
47.9%
Todo
1026.
Maximum Difference Between Node and Ancestor
Medium
Top 6 Months
78.2%
Todo
1907.
Count Salary Categories
Medium
Top 6 Months
64.4%
Todo
2033.
Minimum Operations to Make a Uni-Value Grid
Medium
Top 6 Months
70.7%
Todo
2620.
Counter
Easy
Top 6 Months
82.4%