public void ArenaTest()
{
var arena = new Arena();
arena.NewMap("bag");
int tag1 = arena.AddPlayer("Tolya");
int tag2 = arena.AddPlayer("prifio");
arena.MovePlayer(tag1, new Tuple <double, double>(3, 4));
arena.FirePlayer(tag2, new Tuple <double, double>(4, -3));
}