以下代码的输出结果是()。def fibRate(n):if n<= 0:return -1elif n == 1:return -1elif n == 2:return 1else:L =[1,5]for i in range(2,n):L.append(L[-1]+L[-2])return L[-2]%L[-1]print(fibRate(7))
A. 0.6
B. 28
C. -1
D. 1
以下代码的输出结果是()。def Hello(famlyName,age):if age > 50:print("您好! "+famlyName+"奶奶")elif age > 40:print("您好! "+famlyName+"阿姨")elif age > 30:print("您好! "+famlyName+"姐姐")else:print("您好! "+"小" +famlyName)Hello(age=43, famlyName="赵")
A. 您好!赵奶奶
B. 您好!赵阿姨
C. 您好!赵姐姐
D. 函数调用出错
以下代码的输出结果是()。ls=[[1,2,3],'python',[[4.5,'ABC'],6],[7,8]]print(ls[2][1])
A. ‘ABC'
B. p
C. 4
D. 6
以下代码的输出结果是( )。ls = ["2020","1903", "Python"]ls.append(2050)ls.append([2020,"2020"])print(ls)
A. [2020,1903', 'Python', 2020,[2050,"2020']]
B. [2020','1903', 'Python', 2020]
C. [2020','1903', 'Python', 2050,[2020,'2020']]
D. [2020,'1903', 'Python',2050,[2020']]