# Questions tagged [heap-sort]

The tag has no usage guidance.

18 questions
Filter by
Sorted by
Tagged with
169 views

### If a min heap of [n] is stored into an array, what are the minimum and maximum values for an element at a given index?

If we store a min heap of $n$ elements, $\color{Blue}{[1,2, \dots n]}$ into an array, then what can be minimum value present at any index $i$ and maximum value present at any index $i$. (elements are ...
45 views

### Are comparison sort algos appropriate for SUBJECTIVE sorting?

I've been tasked with creating an online feature that ranks 50 fantasy characters from a variety of domains based on combat acumen and polls users one which one is the most powerful based on their ...
663 views

1k views

### Find K largest elements using a priority queue [duplicate]

Say we have a Priority Queue of size 1000 that is implemented using Max Heap. Now if i want to get the top 5 elements, the most laid back method is to poll the maximum 5 times, resulting in a set of ...
705 views

### Why is Heapsort in O(n log n) if not all n operations take time log n?

let's consider that we already have constructed heap array. so from this, when we do heap sort, the number of elements that have to be sorted decreased. I mean heap decrease.(which also means heap ...
I've stumbled a heap-like sorting algorithm on the Internet as followed: $\\$ For convenience, given a list of $2^n \; (n \in \mathbb{N^*})$ distinct numbers to be sorted increasingly. Step 1: From ...