SQL Server :: Get Return Value From Server In C# Through Data Reader?

I want to take my return value from sql server to c#.

my code

SQL SERVER:

ALTER procedure [dbo].[userss](@email varchar(100),@password varchar(25),@name varchar(250),@DOB varchar(20),@acc_vari int,@ip_address varchar(50),@vari_code varchar(7) )
as
begin
declare @uid int
select @uid=uid from users where email='12we'
if(@uid>0)
return 0
else
insert into users values(@email,@password,@name,@DOB,@acc_vari,@ip_address,@vari_code )
end

In this i want to take return value "return 0 " from sql server to c#.