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I appeared for an interview in Aug 2016.
Reverse a linked list in pairs of three.
Create a function that takes the head of the linked list as input.
Traverse the linked list in pairs of three and reverse each pair.
Update the head of the linked list to the new head after reversing each pair.
Return the new head of the linked list.
Search a number in sorted rotated array.
Use binary search to find the pivot point where the array is rotated
Determine which half of the array the target number may be in
Perform binary search on the appropriate half of the array to find the target number
I applied via Walk-in and was interviewed before Jun 2021. There were 2 interview rounds.
Public vs Govt sector
I applied via Campus Placement and was interviewed before Apr 2021. There were 2 interview rounds.
There were many sections.
There was a debugging section where basic code debugging was asked in MCQ.
In coding section,a total of two questions were asked. First question was basic string based with easy difficulty level.
Next one was of sliding window with little variation , medium difficulty.
Lastly was a section with hr type of questions.
I applied via Campus Placement and was interviewed before Apr 2020. There were 3 interview rounds.
Find frequency of 2 in sorted array of integers in log(n) time.
Use binary search to find first and last occurrence of 2 in array.
Calculate frequency by subtracting last index from first index and adding 1.
Time complexity is O(log(n)).
Find the maximum frequency integer to the right of each index in an array of numbers.
Create a frequency map of the array.
Iterate through the array and for each index, find the maximum frequency integer to the right using the frequency map.
If there are no integers to the right, return -1.
I applied via Company Website and was interviewed in Sep 2024. There was 1 interview round.
Hackerrank assessment with 2 coding questions
We had a coding test for interview shortlist which had 2 easy questions
I applied via Indeed and was interviewed in Mar 2024. There were 2 interview rounds.
Harkerrank with golang or java to solve the ds problems
based on 1 interview
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