DE Shaw Stack Questions

12 stack problems asked at DE Shaw interviews

Easy (1)Medium (8)Hard (3)

Questions

Title	Difficulty	Acceptance	Frequency
Trapping Rain Water	Hard	66.8%	61.7%
Valid Parentheses	Easy	43.7%	57.7%
Using a Robot to Print the Lexicographically Smallest String	Medium	62.5%	57.7%
Shortest Subarray to be Removed to Make Array Sorted	Medium	51.3%	46.3%
Sum of Subarray Ranges	Medium	60.8%	46.3%
Asteroid Collision	Medium	47.2%	46.3%
Remove Duplicate Letters	Medium	52.8%	37.4%
Basic Calculator II	Medium	46.7%	37.4%
Minimum Number of Visited Cells in a Grid	Hard	23.6%	37.4%
Flatten Nested List Iterator	Medium	65.6%	37.4%
Longest Valid Parentheses	Hard	38.1%	37.4%
Maximum Width Ramp	Medium	55.8%	37.4%

Showing 12 questions