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To add two linked lists, iterate through both lists simultaneously and add corresponding nodes, considering carry from previous addition.
Create a dummy node to hold the result.
Initialize current node to dummy node.
Iterate through both lists, adding values and carry from previous addition.
Move to next nodes in both lists.
Handle cases where one list is longer than the other.
Handle final carry if present.
Use Dijkstra's algorithm to find the shortest path in a graph
Implement Dijkstra's algorithm to find the shortest path between two nodes in a graph
Maintain a priority queue to keep track of the shortest distance to each node
Update the shortest distance to each node as you traverse the graph
Track the path by storing the previous node for each node visited
Check if a binary tree is a Binary Search Tree (BST)
Perform an in-order traversal of the tree and check if the resulting array is sorted
Keep track of the previous node value during traversal to compare with the current node value
Ensure that each node's value is greater than the previous node's value in the in-order traversal
Check if a substring in an array of strings is a palindrome or not.
Iterate through each string in the array
For each string, check if any of its substrings are palindromes
Return true if a palindrome substring is found, false otherwise
I applied via Naukri.com and was interviewed in Feb 2024. There was 1 interview round.
Reverse a linked list recursively
Create a recursive function to reverse the linked list
Pass the current node and its next node as parameters
Update the next pointer of the current node to point to the previous node
Check if two stacks are equal by comparing each element in the stacks
Pop elements from both stacks and compare them one by one
If the sizes of the stacks are different, they are not equal
If any element in the stacks is different, they are not equal
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posted on 30 Oct 2023
I applied via Approached by Company and was interviewed before Oct 2022. There were 3 interview rounds.
Basics of core js and css questions
Implementing infinite scroll on a webpage
Use JavaScript to detect when user reaches the bottom of the page
Fetch more content using AJAX calls
Append new content to the existing page dynamically
posted on 18 Oct 2024
I was interviewed in Sep 2024.
I was given a test which was not that difficult
Seeking new challenges and growth opportunities in a more innovative environment.
Looking for new challenges and opportunities for growth
Interested in working in a more innovative environment
Seeking a change in company culture or work-life balance
The innovative projects and collaborative work environment at Altair are the driving factors for me to join.
Innovative projects: I am excited about the opportunity to work on cutting-edge projects that push the boundaries of technology.
Collaborative work environment: I value teamwork and believe that working with talented individuals at Altair will help me grow professionally.
Company culture: I have heard great things ...
4 question asked medium and hard
1 question asked and oops concept
I was interviewed in May 2024.
I applied via Naukri.com and was interviewed in Sep 2024. There was 1 interview round.
I applied via Company Website and was interviewed before May 2023. There were 2 interview rounds.
I applied via Approached by Company and was interviewed in Aug 2024. There was 1 interview round.
Program to find a character with same occurrences count in a string in a single iteration.
Iterate through the string and keep track of character occurrences in a hashmap.
Check for characters with the same occurrence count in the hashmap.
Return the first character found with the same occurrence count.
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