using System;

public class Program

{

    public static void Main(String[] args)

    {

        int Next, Last, Position, Target;

        bool Found = false;

        Target = int.Parse(Console.ReadLine());

        int[] myNum = {10, 20, 30, 40, 50, 60, 70, 80, 90, 100};

        Next = 1;

        Last = 10;

        Position = 0;

        while (Next <= Last)

        {

            if (myNum[Next] == Target)

            {

                Found = true;

                Position = Next;

            }

            Next ++;

        }

        if (Found == true)

        {

            Console.WriteLine("Target was found at: ", Position);

        }

        else 

            Console.WriteLine("Target was not found.");

    }

}