任务三:请写出程序的运行结果: static void Main(string[] args) { int a, b, c; a = 2; b = 7; c = 5; switch (a > 0) { case true: switch (b < 10) { case true: Console.Write("^"); break; case false: Console.Write("!"); break; } break; case false: switch (c == 5) { case false: Console.Write("*"); break; case true: Console.Write("#"); break; } break; } Console.WriteLine(); Console.Read(); } 运行结果是: