সি++ pair

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

int main() {
  std::map<std::string, std::string> user = {
    {"", "মোঃ আরিফ"},
    {"", ""}
  };

  std::cout << user["নাম"] << std::endl;
  std::cout << user["দেশ"];

  return 0;
}