In what real practical problems are sorting algorithms used?

Question

Algorithms

It is necessary to explain to schoolchildren in which tasks sorting algorithms are used. REAL EXAMPLE. Only not about excel and the directory of the phone book. I would be grateful for a data set from a real problem that contains several hundred elements that need to be sorted.

Answer 1

Any entities that have characteristics that can be ranked according to the principle "more/less", "before/after", etc.
Goods in the store (sorted by price, year of manufacture, dimensions, weight, delivery time)
Students in the university (sorted by average score, number of absenteeism, IQ level, number of tails, full name)
Cities / countries (sorted by population, birth rate, GDP, GDP per capita, incidence of covid, influenza, brain cancer)
Astronomical objects (mass, size, density, albedo, orbital parameters)
Telephone directory (I don’t know why you don’t like this example)
Anything.
Take any public data (google Public dataset) of any kind and sort it by any criteria you like.

Answer 2

Well, for example, I recently made a world map with a number of certain data for each country. And I needed to paint the top 10 countries in certain colors.
It turns out that I sorted the array first))

Well, in total there are 197 countries on Earth

Answer 3

Where there is work with different data, there are a lot of such areas

Answer 4

Databases commonly use sorting and filtering.

Answer 5

Rating table output: richest, smartest, most popular, movie rating, game rating, user rating.
PS: It's strange that no one named these options.)))

Answer 6

Obviously, where you need to sort the data :) The
question is different: is it advisable to write your own sorter if all popular programming languages ​​and databases have their own well-written sorter? As a rule, the answer is "no".