using System;

public class Program

{

    public static void Main()

    {

        int[] a = new int[]{1,2,3,4,5};

        Console.WriteLine(issort(a));

    }

    public static bool issort(int[] arr)

    {

        for (int i=0;i<arr.Length;i++)

        {

            if (arr[i] < arr[i+1])

                return true;

        }

            return false;

    }

}