Range-based for Loop with Initializers

#include <iostream>
#include <string>
#include <vector>
int main() {
    for (auto vec = std::vector{1, 2, 3}; auto v : vec) {
        std::cout <<v <<" ";
    }
    std::cout << "\n\n";
    for (auto initList = {1, 2, 3}; auto e : initList) {
        e *= e;
        std::cout << e << " ";
    }
    std::cout << "\n\n";
    using namespace std::string_literals;
    for (auto str = "Hello World"s; auto c: str) {
        std::cout << c << " ";
    }
    std::cout << '\n';
}