专用宿舍楼项目中首层楼梯休息平台的结构标高是()
A. ±0.000
B. 1.75
C. 1.8
D. 3.6
给出下面代码:a= input( ).split( , )if isinstance(a,list):print( {} is list .format(a))else:print( {} is not list .format(a))代码执行时,从键盘获得1,2,3,则代码的输出结果是:()
A 执行代码出错
B. 1,2,3 is not list
C. ['1', '2', '3'] is list
D. 1,2,3 is list
下面程序的运行结果是( )。x,y,z = 5,-2,8if x>y:if y>=0:z=0 else:z+=2print(z)
A. 8
B. 0
C. 没有结果
D. 10
下面程序的运行结果是( )。import mathx,y = 3,4if x>math.sqrt(y):x,y = x**2,y**2else:x,y = 2*x,2*yprint(x,y)
A. 提示语法错误
B. 6 8
C. 9 16
D. 3 4