import java.util.*;
import java.lang.*;
import java.io.*;
 
class MyLabs
{
	public static void main (String[] args) throws java.lang.Exception
	{
		var n=0;
		var i=0;
		var s=0;
 
		System.out.println("Please enter value for N\n");
		Scanner in = new Scanner(System.in);
		n = in.nextInt();
		in.close();
		s=0;
		for(i=1;i<=n;i+=1)
		{
			if (i % 2 == 0)
			{
				s=s+i;
				System.out.println("Current value i="+i+" S="+s+"\n");
			}
		}
		System.out.println ("Final result suma is S="+s);
	}
}

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MjY=

26