How to download many photos of a certain topic?

Question

C++ / C#

You need to download 1000 photos of a specific topic, or rather a photo of modern military equipment, only armored personnel carriers, infantry fighting vehicles. How to download and where is it better to download 1000 photos, one by one you will die to save, you need an idea. Help.

Answer 1

Pseudocode:

сумма = 0
массивА = [234, 64, 8, 47567]
массивБ = [0,0,0,0]
for (i=0; i < длина_массивА; i++) {
  сумма = сумма + массивА[i]
  массивБ[i] = сумма / (i+1)
}

Answer 2

Photo hosting with api (Flickr, Yandex.Photo, etc) + script.
1. We are looking for a topic (armored personnel carrier).
2. Filter by tags, licenses, etc.
3. Save with additional information.
4. Then you personally review and delete the excess.