// Example of using the GeographicLib::GARS class

#include <iostream>
#include <iomanip>
#include <exception>
#include <string>
#include <GeographicLib/GARS.hpp>

using namespace std;
using namespace GeographicLib;

int main() {
 try {
 {
 // Sample forward calculation
 double lat = 57.64911, lon = 10.40744; // Jutland
 string gars;
 for (int prec = 0; prec <= 2; ++prec) {
 GARS::Forward(lat, lon, prec, gars);
 cout << prec << " " << gars << "\n";
 }
 }
 {
 // Sample reverse calculation
 string gars = "381NH45";
 double lat, lon;
 cout << fixed;
 for (int len = 5; len <= int(gars.size()); ++len) {
 int prec;
 GARS::Reverse(gars.substr(0, len), lat, lon, prec);
 cout << prec << " " << lat << " " << lon << "\n";
 }
 }
 }
 catch (const exception& e) {
 cerr << "Caught exception: " << e.what() << "\n";
 return 1;
 }
}