// Skipping this for now because it is >10x slower than the other languages (!)
// and makes the benchmark running annoyingly slow.
main() {
  Stopwatch watch = new Stopwatch();
  watch.start();

  var map = {};

  for (var i = 1; i <= 2000000; i++) {
    map[i] = i;
  }

  var sum = 0;
  for (var i = 1; i <= 2000000; i++) {
    sum += map[i];
  }
  print(sum);

  for (var i = 1; i <= 2000000; i++) {
    map.remove(i);
  }

  print("elapsed: ${watch.elapsedMilliseconds / 1000}");
}