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EPAM Systems

49 problems · 31 with a MIK video · 10 asked in the last 6 months

D · DSA 29Q · SQL & DBMS 2

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49 problems, most frequent first

DoneLC #ProblemLevelHow often askedMIK video

1Two SumArraysEasy100▶ Watch

3Longest Substring Without Repeating Characters ↗Asked in the last 6 monthsMedium96Not covered yet

2033Minimum Operations to Make a Uni-Value GridMathMedium89▶ Watch

283Move Zeroes ↗Asked in the last 6 monthsEasy89Not covered yet

88Merge Sorted Array ↗Asked in the last 6 monthsEasy83Not covered yet

14Longest Common Prefix ↗Easy83Not covered yet

5Longest Palindromic SubstringDynamic ProgrammingMedium83▶ Watch

242Valid AnagramStringsEasy79▶ Watch

49Group AnagramsArrays · Asked in the last 6 monthsMedium79▶ Watch

20Valid ParenthesesStackEasy79▶ Watch

91Decode WaysDynamic Programming · Asked in the last 6 monthsMedium75▶ Watch

121Best Time to Buy and Sell Stock ↗Easy69Not covered yet

189Rotate ArrayArraysMedium69▶ Watch

387First Unique Character in a StringStrings · Asked in the last 6 monthsEasy69▶ Watch

153SumArraysMedium63▶ Watch

42Trapping Rain WaterArraysHard63▶ Watch

7Reverse Integer ↗Medium63Not covered yet

128Longest Consecutive Sequence ↗Medium63Not covered yet

345Reverse Vowels of a StringTwo PointersEasy63▶ Watch

344Reverse String ↗Easy63Not covered yet

2343Query Kth Smallest Trimmed Number ↗Asked in the last 6 monthsMedium63Not covered yet

443String CompressionStringsMedium63▶ Watch

56Merge Intervals ↗Medium63Not covered yet

22Generate ParenthesesRecursionMedium63▶ Watch

1004Max Consecutive Ones IIISliding Window · Asked in the last 6 monthsMedium63▶ Watch

2Add Two Numbers ↗Medium53Not covered yet

167Two Sum II - Input Array Is SortedArraysMedium53▶ Watch

9Palindrome Number ↗Easy53Not covered yet

1026Maximum Difference Between Node and AncestorTreesMedium53▶ Watch

198House RobberDynamic ProgrammingMedium53▶ Watch

43Multiply Strings ↗Medium53Not covered yet

53Maximum Subarray ↗Medium53Not covered yet

182Duplicate EmailsAggregation & GROUP BYEasy53▶ Watch

50Pow(x, n)MathMedium53▶ Watch

2620Counter ↗Easy53Not covered yet

72Edit DistanceDynamic ProgrammingMedium53▶ Watch

1907Count Salary CategoriesConditional Logic (CASE)Medium53▶ Watch

151Reverse Words in a StringTwo PointersMedium53▶ Watch

13Roman to Integer ↗Easy53Not covered yet

62Unique PathsDynamic ProgrammingMedium53▶ Watch

Source: community data (liquidslr/leetcode-company-wise-problems), updated Aug 16, 2026. Company tags are crowd-reported and may be incomplete.