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ciena LeetCode Questions

3 questions all-time · 1 easy · 2 medium · 0 hard
# Problem Difficulty Frequency Acceptance
1Active Users
Database
Medium
100
0.4%
2Number of Unique Flavors After Sharing K Candies
Array, Hash Table, Sliding Window
Medium
100
0.6%
3Two Sum
Array, Hash Table
Easy
100
0.6%

How to read this list

The tabs at the top split the questions by how recently people said they were asked in interviews. "Last 30 Days" is the past month, "Last 3 Months" is the past quarter, and so on. "All Time" is every question on record for this company.

Frequency is a score from 0 to 100 for how often a question showed up in that time window. A higher number means it came up more often, so the list starts with the most common questions first. Acceptance is the share of submissions that pass on LeetCode. Click any question to open it on LeetCode.