#include <iostream>
#include <numeric>
#include <vector>

int main()
{
  auto v1 = std::vector{1.0, 2.0, 3.0};
  auto v2 = std::vector{2.0, 3.0, 4.0};

  auto result1 = std::transform_reduce(begin(v1), end(v1), 100.0, std::plus{}, [](auto x){ return x*x; });
  std::cout << result1 << '\n';

  auto result2 = std::transform_reduce(begin(v1), end(v1), begin(v2), 100.0);
  std::cout << result2 << '\n';
	
  auto result3 = std::transform_reduce(begin(v1), end(v1), begin(v2),  100.0, std::plus{}, std::multiplies{});
  std::cout << result3 << '\n';
}