2018-12-06第一题

效果

代码

Console.WriteLine("请输入4家店的价格");
            int[] a = new int[4];
            int min = 0;
            try
            {
                for (int i = 0; i < a.Length; i++)
                {
                    Console.Write("第{0}店的价格：",i+1);
                    a[i] = Convert.ToInt32(Console.ReadLine());
                    if (i==0)
                    {
                         min = a[0];
                    }
                    if(min>a[i])
                    {
                        min = a[i];
                    }
                }
                Console.WriteLine("最低价格是：{0}",min);
            }
            catch
            {
                Console.WriteLine("输入格式错误");
            }
            Console.ReadKey();