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This was a coding round with 2 questions which were medium to hard.
HashMap stores key-value pairs using an array of buckets and handles collisions via linked lists or trees.
1. Structure: HashMap uses an array of buckets to store entries.
2. Hash Function: A hash function computes an index for each key.
3. Collision Handling: Collisions are managed using linked lists or trees.
4. Load Factor: Determines when to resize the array to maintain performance.
5. Example: For key 'apple', hash fun...
Flatten a nested array of strings
Use recursion to iterate through the nested arrays and flatten them
Concatenate the strings from each nested array into a single flat array
I applied via Naukri.com and was interviewed in Dec 2019. There were 3 interview rounds.
I applied via Naukri.com and was interviewed before Feb 2022. There were 2 interview rounds.
I applied via LinkedIn and was interviewed in May 2021. There were 3 interview rounds.
I appeared for an interview before Mar 2021.
Use some math
I applied via Referral and was interviewed before Feb 2021. There was 1 interview round.
I applied via Walk-in and was interviewed in Dec 2020. There were 5 interview rounds.
I appeared for an interview before Jan 2016.
based on 2 interviews
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