using System;

public class Program

{

    public static void Main()

    {

        int[] niz = new int[24];

        for(int i = 0; i<24; i = i+1)

        {

            if(i<8)

            {

                niz[i] = 10;

            }

            if(i>=8 && i<16)

            {

                niz[i] = 20;

            }

            if(i>=16)

            {

                niz[i] = 30;

            }

            Console.Write(niz[i] + " ");

        }

    }

}