// task 1
        string[] fraudulentOrderIDs = new string[3];
        
        fraudulentOrderIDs[0] = "A123";
        fraudulentOrderIDs[1] = "B456";
        fraudulentOrderIDs[2] = "C789";
        // fraudulentOrderIDs[3] = "D000";
        
        string[] fraudulentOrderIDs = [ "A123", "B456", "C789" ];
        
        Console.WriteLine($"First: {fraudulentOrderIDs[0]}");
        Console.WriteLine($"Second: {fraudulentOrderIDs[1]}");
        Console.WriteLine($"Third: {fraudulentOrderIDs[2]}");
        
        fraudulentOrderIDs[0] = "F000";
        
        Console.WriteLine($"Reassign First: {fraudulentOrderIDs[0]}");
        
        Console.WriteLine($"There are {fraudulentOrderIDs.Length} fraudulent orders to process.");
        
        //Task 2
        string[] names = { "Rowena", "Robbin", "Bao" };
        foreach (string name in names) {
            Console.WriteLine(name);
        }
        
        //task 3
        int[] inventory = { 200, 450, 700, 175, 250 };
        int sum = 0;
        int bin = 0;
        
        foreach (int items in inventory)
        {
            bin++;
            sum += items;
            Console.WriteLine($"Bin {bin} = {items} items (Running total: {sum})");
        }
        Console.WriteLine($"We have {sum} items in inventory.");
        
        //Chalange
        string[] orderIDs = { "B123", "C234", "A345", "C15", "B177", "G3003", "C235", "B179" };
        foreach (string orderID in orderIDs)
        {
            if (orderID.StartsWith("B"))
            {
                Console.WriteLine(orderID);
            }
        }