public class Letter
{
    public Letter(String from, String to)
    {
        writer = from;
        reader = to;
    }
    public void addLine(String line)
    {
        text = text + line.concat("\n");
        
    }
    
    public String getText()
    {
        body = "Dear " + reader+":";
        body = body.concat("\n");
        body = body.concat("\n");
        body = body + text;
        body = body.concat("\n");
        body = body + "Sincerely,";
        body = body.concat("\n");
        body = body.concat("\n");
        body = body + writer;
        
        return body;
    }
    private String writer;
    private String reader;
    private String body;
    private String text = "";
}