class MyProgram
{
    static void Main()
    {
        int[] integers;            // declare array
        integers = new int[10];    // size array
    }
}

// This line creates a variable that can point to an array. It is initially pointing to nothing and can not be dereferenced.
int[] integers;            

// This line creates an array of 10 integers and points "integers" at it. Now, "integers" can be used.
integers = new int[10];