Исходные данные
https://en.wikipedia.org/wiki/1956_Winter_Olympics_medal_table
...
https://en.wikipedia.org/wiki/2022_Winter_Olympics_medal_table
Исходные данные
https://en.wikipedia.org/wiki/Cross-country_skiing_at_the_1956_Winter_Olympics
...
https://en.wikipedia.org/wiki/Cross-country_skiing_at_the_2022_Winter_Olympics