using System;
public class Program
{
public static void Main()
int a = 2, b = 4,x=0;
for (int i=5; i>2; i--)
for (int j=4; j<=6; j++) {
a += 2;
b += a;
x++;
Console.WriteLine(a);
Console.WriteLine(b);
}
Console.WriteLine ("Брой изпълнения"+" "+x);