代碼

        try
        {
            double[] money = new double[5];double sum =0;
            Console.WriteLine("請(qǐng)輸入會(huì)員本月的消費(fèi)記錄");
            for (int i = 0; i < money.Length; i++) 
            {
                Console.Write("請(qǐng)輸入第{0}筆購(gòu)物金額：",i +1);
                money [i] = Convert.ToDouble (Console .ReadLine ());
                sum += money [i];
            }
            Console.WriteLine();
            Console.WriteLine("序號(hào)" + "\t"+ "金額（元）");
            for (int i = 0; i < money.Length; i++)
            {
                Console.WriteLine("{0}"+"\t"+"{1}",i+1,money [0]);
            }
            Console.WriteLine("總金額"+"\t"+"{0}",sum);
        }
        catch 
        {
            Console.WriteLine("您輸入的格式有誤！");
        }
        Console.ReadKey();

效果

image.png