Write a C# Sharp program to check a given array of integers, length 3 and create a new array. If there is a 5 in the given array immediately followed by a 7 then set 7 to 1

using System;
namespace exercises
{
   class Program
    {       
        static void Main(string[] args)
        {          
          //test(new[] { 1, 5, 3 }); 
          int[] item = test(new[] { 1, 5, 7 }); 
          Console.Write("New array: ");         
           foreach(var i in item)
            {
               Console.Write(i.ToString()+" ");
            }               
        }        
       static int[] test(int[] numbers)
          {
          for (var i = 0; i < numbers.Length - 1; i++)
            {
                if (numbers[i].Equals(5) && numbers[i + 1].Equals(7))
                    numbers[i + 1] = 1;
            }
            return numbers;
          } 
   }
}