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Zopsmart

15 problems · 8 with a MIK video · 4 asked in the last 6 months
D · DSA 8
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15 problems, most frequent first

DoneLC #ProblemLevelHow often askedMIK video
6Zigzag Conversion ↗Asked in the last 6 monthsMedium100Not covered yet
42Trapping Rain WaterArraysHard83▶ Watch
394Decode String ↗Asked in the last 6 monthsMedium83Not covered yet
3602Hexadecimal and Hexatrigesimal Conversion ↗Easy78Not covered yet
2074Reverse Nodes in Even Length Groups ↗Medium74Not covered yet
299Bulls and Cows ↗Medium65Not covered yet
151Reverse Words in a StringTwo PointersMedium61▶ Watch
402Remove K DigitsStackMedium61▶ Watch
17Letter Combinations of a Phone Number ↗Medium55Not covered yet
991Broken CalculatorGreedyMedium55▶ Watch
93Restore IP AddressesStrings · Asked in the last 6 monthsMedium55▶ Watch
25Reverse Nodes in k-Group ↗Asked in the last 6 monthsHard55Not covered yet
11Container With Most WaterArraysMedium48▶ Watch
242Valid AnagramStringsEasy48▶ Watch
5Longest Palindromic SubstringDynamic ProgrammingMedium48▶ Watch

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