using static System.Console;
 
public class Program {
    public static void Main(string[] args) {
        Cliente cliente = new Cliente();
        cliente.endereco.rua = "guaranesia";
        WriteLine(cliente.endereco.rua);
    }
}
 
class Cliente {
    public string name{get; set;}
    public string idade { get; set; }
    public Endereco endereco = new Endereco();
}
 
class Endereco {
    public string rua { get; set; }
    public string bairro { get; set; }
}
 
//https://pt.stackoverflow.com/q/49647/101

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