题目内容
(请给出正确答案)
提问人:网友dandancat
发布时间:2022-01-07
[主观题]
以下程序的输出结果是()。using System; namespace aaa { public class Vehicle { private int s
peed = 10; public int Speed { get{ return speed; } set{ speed = value; Console.WriteLine("禁止驶入"); } } } public class NewVehicle : Vehicle { public NewVehicle() { if (this.Speed >= 20) Console.Write("机动车!"); else Console.Write("非机动车!"); } } public class Program { public static void Main() { NewVehicle tong = new NewVehicle(); tong.Speed = 30; } } }
A、禁止驶入非机动车!
B、非机动车!禁止驶入
C、禁止驶入机动车!
D、机动车!禁止驶入
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