import java.util.Scanner;

public class Demo2
{
    public static void main(String[] argv)
    {
	Scanner in = new Scanner(System.in);

	System.out.print("Enter n = ");
	int n = in.nextInt();

        int c = 0;

	int sum = 0;
        for ( int i = n; i > 0; i = i - 4 )
        {
	    sum = sum + 1;
	    c++ ;              // Count # times we exec the loop
        }

	System.out.println("# time loop executed = " + c);
	System.out.println("(5/4)n = " + (double)1/4 * n);
    }
}