SDE - Intern
Walmart
4 rounds | 6 Coding problems
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Interview preparation journey
Preparation
Duration: 1.5 months
Topics: OOPS, Compiler Design, Operating System, Computer Networks and DBMS
Tip

Tip 1 : Be clear with the basics
Tip 2 : Be familiar with design patterns and system design problems
Tip 3 : Be thorough with the skills mentioned in your resume

Application process
Where: Company Website
Eligibility: 70 percent or above in B.Tech, Class X and XII and No backlogs at the time of interview
Resume tip

Tip 1: Don't lie on your resume
Tip 2: You should be thorough with whatever skill in mentioned on your resume.

Interview rounds
01
Round
Easy
Online Coding Interview
Duration90 Minutes
Interview date1 Aug 2022
Problems2
Balanced parentheses

#### Note :

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Problem approach

This was a function problem. We need to complete the function ispar() that takes a string as a parameter and returns a boolean value true if brackets are balanced else returns false. The printing is done automatically by the driver code.

K Largest Element

#### You are given an unsorted array containing ‘N’ integers. You need to find ‘K’ largest elements from the given array. Also, you need to return the elements in non-decreasing order.

##### Input Forma...
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Problem approach

Completed the function kLargest() that takes the array, N and K as input parameters and returns a list of k largest element in descending order.

02
Round
Easy
Online Coding Test
Duration60 Minutes
Interview date15 Aug 2022
Problems2
Print All Possible Paths From Top Left Corner To Bottom Right Corner Of A 2-D Matrix

#### You are given an ‘M*N’ Matrix, You need to print all possible paths from its top left corner to the bottom right corner if given that you can either move right i.e from (i,j) to (i,...

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Problem approach

Completed the function numberOfPaths() which takes m and n as input parameter and returns count all the possible paths.
The answer was very large, so computed the answer modulo 10^9 + 7.

Word Break

#### You are given a list of “N” strings A. Your task is to check whether you can form a given target string using a combination of one or more strings of A.

##### Note :
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Problem approach

Completed wordBreak() function which takes a string and list of strings as a parameter and returns 1 if it is possible to break words, else return 0.
No need to read any input or print any output as it was done by driver code.

03
Round
Medium
Online Coding Interview
Duration60 minutes
Interview date16 Aug 2022
Problems1
Min Jumps
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Problem approach

No need to read input or print anything. Your task is to complete function minJumps() which takes the array arr and it's size N as input parameters and returns the minimum number of jumps. If not possible returned -1.

04
Round
Easy
HR Round
Duration30 minutes
Interview date15 Sep 2022
Problems1
Basic HR Question

Where do you see yourself after 5 years?

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