Calculate Convert Year To Day, Hour, Minutes, Seconds Using Java

//convert year to day,hour,minutes,seconds

import java.io.*;

class ssva29
{
    public static void main(String arg[]) throws IOException
    {
        int yy;
        double dd,hr,min,sec;
        BufferedReader inp=new BufferedReader(new InputStreamReader(System.in));
        System.out.print("\n\nEnter the Year:  ");
        yy=Integer.parseInt(inp.readLine());
        // note:    to calculate for leap year
        dd=yy*365;
        hr=yy*(365*24);
        min=yy*(365*24*60);
        sec=yy*(365*24*60*60);
        System.out.println("\nDays:  "+dd+"\nHours:  " + hr+"\nMinutes:  "+min+ "\nSeconds:  " + sec);
    }
}