My Friend's Info Edge Interview (Bucket Sort Surprise)
Summary
My friend recently interviewed at Info Edge and was asked to find the k most frequent elements. He provided a min-heap solution, but the interviewer prompted for a more optimal approach, which turned ...
Interview Experience
One of my friends recently interviewed at Info Edge, Interviewer: "Find the k most frequent elements in an array." Friend: "Sure, I'll use a HashMap to count frequencies, then a min heap of size k to get the top k elements. That's O(n log k) time complexity." He coded it up clean...
Interview Questions (1)
Preparation Tips
This experience taught me something important: we often ignore "simple" algorithms like bucket sort, counting sort, and radix sort, thinking they're not important. But they can be the difference between a good solution and an optimal one. Breaking Down the Bucket Sort Approach Step-by-Ste...
