用ArrayList.有人知道这道题的怎么做嘛:D

Question

Answer 1

static void Main(string[] args)
        {
            List<int> scoreList = new List<int>();
            double sum=0;
            for (int i = 1; i <6; i++){
                Console.Write("输入第"+i+"位学生成绩：");
                int num = Convert.ToInt32(Console.ReadLine());
                sum=sum+num;
                scoreList.Add(num);
            }
            Console.WriteLine("总成绩为:{0}",sum);
            Console.WriteLine("平均成绩为:{0}",sum/scoreList.Count);
        }