/* package whatever; // don't place package name! */

import java.util.*;
import java.lang.*;
import java.io.*;
import java.util.stream.DoubleStream;

/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
	    double[] myArray = new double[]{1.5, 22.4, 3.57653};
        System.out.println(String.format("%.1f", massTotal(myArray)));
        
        double total = DoubleStream.of(myArray).sum();
        System.out.println(String.format("%.1f", total));
	}
	public static double massTotal(double[] massCounter) {
        double massTotal = 0.0;
        for (int i = 0; i < massCounter.length; i++) {
            massTotal += massCounter[i] * 10.0 / 10.0;
        }
        return massTotal;
    }
}