ranges/cartesianproductview.cpp

The following code example is taken from the book
C++23 - The Complete Guide by Nicolai M. Josuttis, Leanpub, 2026
The code is licensed under a Creative Commons Attribution 4.0 International License.

---

// raw code

#include <print>
#include <vector>
#include <list>
#include <ranges>

int main()
{
  std::vector<std::string> rg1{"tic", "tac", "toe"};
  std::vector rg2{1, 2};
  std::list rg3{'x', 'y', 'z'};

  std::println("{}", rg1);
  std::println("{}", rg2);
  std::println("{}", rg3);

  for (auto[v, s, c] : std::views::cartesian_product(rg1, rg2, rg3)) {
    std::println("{}:{}:{}", v, s, c);
  }
}