using System;
using System.Collections.Generic;
using System.Text;
using System.Text.RegularExpressions;
using System.Collections.Generic;
using System.Text;
using System.Text.RegularExpressions;
namespace ConsoleApplication2
{
class Program
{
{
class Program
{
static void Main(string[] args)
{
string Pattern = "^[0-9]*$";
{
string Pattern = "^[0-9]*$";
bool flag = Regex.IsMatch("0070044244", Pattern);
if (flag == true)
Console.WriteLine("Right");
else
Console.WriteLine("Wrong");
Console.Read();
Console.WriteLine("Right");
else
Console.WriteLine("Wrong");
Console.Read();
}
}
}
}
}