'Coding has over 700 languages', '67% of programming jobs arenâ€™t in the technology industry', 'Coding is behind almost everything that is powered by electricity'
D.E.Shaw interview experience Real time questions & tips from candidates to crack your interview
SDE - Intern
D.E.Shaw
2 rounds | 3 Coding problems
Interview preparation journey
Preparation
Duration: 8 months
Topics: Data Structures, Pointers, OOPS, System Design, Algorithms, Dynamic Programming, graphs, trees
Tip

Tip 1 : Practice more.
Tip 2 : Solve questions on Coding ninjas and Leetcode.
Tip 3 : Make good projects.

Application process
Where: Campus
Eligibility: Above 7 cgpa, branch-cse or ece
Resume tip

Tip 1 : Keep it short.
Tip 2 : Mention your projects in brief.

Interview rounds
01
Round
Medium
Online Coding Interview
Duration75 minutes
Interview date4 Aug 2020
Coding problem2

2 coding questions

1. Check BST
Moderate
25m average time
70% success
0/80

#### Given a binary tree with N number of nodes, check if that input tree is Partial BST (Binary Search Tree) or not. If yes, return true, return false otherwise.

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Moderate
15m average time
85% success
0/80

##### For example:
``The given linked list is 1 -> 2 ->...``
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Problem approach

Maintain three pointers next, curr, previous and at every stage make prev=curr, curr=next and next=next->next
At the end when null occurs, make curr as head and return head

02
Round
Medium
Video Call
Duration45 minutes
Interview date10 Aug 2020
Coding problem1
1. Validate BST
Moderate
25m average time
70% success
0/80

#### Given a binary tree with N number of nodes, check if that input tree is Partial BST (Binary Search Tree) or not. If yes, return true, return false otherwise.

View more
Problem approach

Maintain three pointers next, curr, previous and at every stage make prev=curr, curr=next and next=next->next
At the end when null occurs, make curr as head and return head

Join the Discussion
28 Aug 2021

they have asked u only Btech academics or 12th and 10th also

0 replies
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