1. pair #
Created Sunday 03 May 2020
- present in iostream,
- pair<int, int> anything.
- p.first, and p.second can be used here.
- Initialized using (a, b) or {a, b} or using = make_pair(a, b).
- Can be used freely using {a, b} - This is a pair by default.
- Does copy based on content.