Class Task 44#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace MarKuchersky
{
    class Program
    {
        static void Hey(int[]Arr, int num)
        {
            bool ok = false;
            for (int i = 0; i < Arr.Length; i++)
            {
                if (Arr[i] == num)
                {
                    ok = true;
                    Console.WriteLine(i);
                }
            }
            if (ok == false)
                Console.WriteLine(ok);
        }
        static void Main(string[] args)
        {
            int num = int.Parse(Console.ReadLine());
            int[] Arr = new int[10];
            for (int i = 0; i < Arr.Length; i++)
            {
                Arr[i] = int.Parse(Console.ReadLine());
            }
            Hey(Arr, num);
            Console.ReadLine();
        }
    }
}