using System;
public class Program
{
public static void Main()
int [] arr = new int [8];
for (int i=0; i<arr. Length; i++)
arr[i] = 3*i;
Console.WriteLine(arr[i]);
}
int [] arr2 = new int [8];
for (int i=0; i<arr2.Length;i++)
arr2[i] = 5*i;
Console.WriteLine(arr2[i]);