Snapchat Hash Table Questions

23 hash table problems asked at Snapchat interviews

Medium (15)Hard (8)

Questions

Title	Difficulty	Acceptance	Frequency
LRU Cache	Medium	46.8%	100.0%
Valid Sudoku	Medium	64.2%	87.5%
Sudoku Solver	Hard	65.4%	87.5%
Minimum Window Substring	Hard	47.0%	87.5%
Word Ladder	Hard	44.9%	87.5%
Word Break II	Hard	55.1%	87.5%
Bus Routes	Hard	47.1%	87.5%
Top K Frequent Elements	Medium	65.9%	62.5%
Minimum Area Rectangle	Medium	55.3%	62.5%
Insert Delete GetRandom O(1)	Medium	55.3%	50.0%
Amount of Time for Binary Tree to Be Infected	Medium	65.1%	50.0%
LFU Cache	Hard	48.6%	50.0%
Accounts Merge	Medium	60.9%	37.5%
Custom Sort String	Medium	72.3%	37.5%
Group Anagrams	Medium	72.2%	37.5%
Letter Combinations of a Phone Number	Medium	65.5%	37.5%
Snapshot Array	Medium	36.7%	37.5%
Longest Substring Without Repeating Characters	Medium	38.5%	37.5%
Open the Lock	Medium	61.2%	37.5%
Number of Submatrices That Sum to Target	Hard	74.6%	37.5%
Find All Anagrams in a String	Medium	53.3%	37.5%
Sliding Window Median	Hard	38.9%	37.5%
Task Scheduler	Medium	62.7%	37.5%

Showing 23 questions