Number ending in 7

using System;
using System.ComponentModel;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.Design;
using System.Globalization;
using System.Net.Http.Headers;
using System.Reflection;
using System.Runtime.ConstrainedExecution;
using System.Security.Cryptography;


namespace SomeExcercises
{
    class Program
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());

            for (int i = 0; i < 1000; i++)
            {
                if (i % 10 == 7)
                {
                    Console.WriteLine(i);
                }
            }

        }
    }
}