Medikabazaar Interview Questions and Answers

Data Structures and Algorithms (DSA) questions assess problem-solving skills and understanding of data organization.

• Understand basic data structures: arrays, linked lists, stacks, queues, trees, and graphs.

• Practice common algorithms: sorting (e.g., quicksort, mergesort) and searching (e.g., binary search).

• Solve problems on platforms like LeetCode, HackerRank, or CodeSignal to improve coding skills.

• Familiarize yourself ...read more

Find the smallest positive integer missing from an array of integers

• Iterate through the array and mark the presence of each positive integer

• Then find the smallest positive integer that is not marked

Generate a stream of numbers and explain how to efficiently process them.

• Use a generator function to produce an infinite stream of numbers.

• Implement a buffer to store a limited number of generated numbers at a time.

• Use a loop to process the numbers in the buffer efficiently.

Count occurrence of items with count greater than 1 in an integer array.

• Create a dictionary to store the count of each item in the array.

• Iterate through the dictionary and count the items with count greater than 1.

• Return the count of items with count greater than 1.

Find pairs of integers with least difference in an array

• Sort the array in ascending order

• Iterate through the array and find the minimum difference between adjacent elements

• Return the pairs of elements with the minimum difference