import java.util.Scanner;
public class Main
{
public static void main(String[]args)
{
Scanner in =new Scanner(System.in);
double A=in.nextDouble();
double B=in.nextDouble();
double C=in.nextDouble();
double d=(2A+3B+5*C)/10;
System.out.println(“MEDIA = “+String.format(“%.1f”,d));
}
}