using System;
public class Program
{
public static void Main(string[] args)
Console.Write("Input value of N: ");
int N =int.Parse(Console.ReadLine());
while (N <= 1)
Console.Write("Input value of N again: ");
N =int.Parse(Console.ReadLine());
}
Console.WriteLine();
for (int i = 1; i <= N; i++)
Console.Write("{0} ", i);