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

class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		Scanner  in = new Scanner(System.in);
		int n, negative=0; 
		double sum=0;
		n = in.nextInt();
		double numberArray[] = new double [n];
		for(int i=0; i<n; i++)
		{
			numberArray[i] = in.nextDouble();
			if (numberArray[i]<0) negative++;
			else sum+=numberArray[i];
		}
		System.out.print("Negative numbers: " + negative + "  The sum of positive numbers: " + sum); 
	}
}