transform dissimilar containers

main.cpp

#include <set>
#include <vector>
#include <algorithm>
#include <iostream>

struct Data
{
  Data(int d)
  : data(d) {}
  int data;
};

int main()
{
  std::set<int> set;
  set.insert(0);
  set.insert(1);

  std::vector<Data> output;
  std::transform(
    set.begin(),
    set.end(),
    std::back_inserter(output),
    [](const int & code) {
      return Data{code};
    }
  );

  for (const auto & data : output) {
    std::cout << data.data << std::endl;
  }
  return 0;
}