সি++ nested

#include <iostream>
#include <map>
#include <string>
#include <variant>

using namespace std;

using Value = variant<
  string,
  map<string, string>
>;

int main() {
  map<string, Value> user = {
    {"নাম", "মোঃ আরিফ"},
    {
      "তথ্য",
      map<string, string>{
        {"স্বপ্ন", "সফটওয়্যার ইঞ্জিনিয়ার"},
        {"দেশ", "বাংলাদেশ"}
      }
    }
  };

  cout << "<table border='1'>";

  cout << "<tr>";
  cout << "<th>নাম</th>";
  cout << "<td>" << get<string>(user["নাম"]) << "</td>";
  cout << "</tr>";

  cout << "<tr>";
  cout << "<th>তথ্য</th>";
  cout << "<td>";

  cout << "<table border='1'>";

  cout << "<tr>";
  cout << "<th>স্বপ্ন</th>";
  cout << "<td>"
       << get<map<string, string>>(user["তথ্য"])["স্বপ্ন"]
       << "</td>";
  cout << "</tr>";

  cout << "<tr>";
  cout << "<th>দেশ</th>";
  cout << "<td>"
       << get<map<string, string>>(user["তথ্য"])["দেশ"]
       << "</td>";
  cout << "</tr>";

  cout << "</table>";

  cout << "</td>";
  cout << "</tr>";

  cout << "</table>";

  return 0;
}