Sigmoid interview questions¶
The most frequent LeetCode problems tagged to Sigmoid. This is a data-only page. For process and behavioral prep, use the coding guide and behavioral guide.
Based on 1 distinct problems tagged to Sigmoid in the last 6 months (0 in the last 30 days, 0 in the last 3 months, 16 all-time) across two open datasets of LeetCode company tags. Tags are user-reported, so treat frequency as a signal, not a promise.
Difficulty mix (last 6 months): Easy 100%
Most tagged topics (share of problems): Array 100%, String 100%, Trie 100%
Watch out: Sigmoid has thin LeetCode data. Weight the reported questions and the format notes above more than this list.
Most frequent problems¶
Ranked by frequency, weighted toward the last 30 days. Classics like Two Sum sit near the top of almost every company's list because users tag them everywhere. Solve those fast. The signature list below is more specific to this company.
| # | Problem | Difficulty | Last seen | Topics |
|---|---|---|---|---|
| 1 | Longest Common Prefix | Easy | 6 months | Array, String, Trie |
Sources¶
- liquidslr/leetcode-company-wise-problems and snehasishroy/leetcode-companywise-interview-questions, merged by scripts/build_question_data.py.
Next: More companies