Browse LeetCode problems frequently asked by Sumologic. Filter by difficulty and timeframe to focus your interview prep.
Last updated: 20 Feb 2026
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30 days
3 months
6 months
More than 6 months
All
Easy
Medium
Hard
All
Problem
Difficulty
Frequency
Topics
Satisfiability of Equality Equations
MEDIUM
100%
ArrayStringUnion-FindGraph Theory
Decode String
MEDIUM
62.5%
StringStackRecursion
Minimize Hamming Distance After Swap Operations
MEDIUM
62.5%
ArrayDepth-First SearchUnion-Find
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