Browse LeetCode problems frequently asked by Softwire. Filter by difficulty and timeframe to focus your interview prep.
Last updated: 20 Feb 2026
1kosmos
6sense
Accelya
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30 days
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More than 6 months
All
Easy
Medium
Hard
All
Problem
Difficulty
Frequency
Topics
Second Largest Digit in a String
EASY
100%
Hash TableString
Longest Substring Without Repeating Characters
MEDIUM
62.5%
Hash TableStringSliding Window
Longest Palindromic Substring
MEDIUM
62.5%
Two PointersStringDynamic Programming
PREPARE FASTER
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