Write a C# program to check if a given positive number is a multiple of 3 or a multiple of 7

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

public class Exercise33 {
  static void Main(string[] args)
        {
           Console.WriteLine("\nInput first integer:");  
           int x = Convert.ToInt32(Console.ReadLine());
           if (x > 0)
           {
              Console.WriteLine(x % 3 == 0 || x % 7 == 0);
           }
        }
}