下面代码的输出结果是 list1=[] foriinrange(1,11): list1.append(i**2) print(list1)
A. [1,4,9,16,25,36,49,64,81,100]
B. [2,4,6,8,10,12,14,16,18,20]
C. 错误
D. ----Python:----ASuperlanguage
下面代码的输出结果是 list1=[(m,n)formin'ABC'fornin'ABC'ifm!=n] print(list1)
A. [('A','B'),('A','C'),('B','A'),('B','C'),('C','A'),('C','B')]
B. ['AC','AD','BC','BD']
C. 错误
D. [('A','C'),('A','D'),('B','C'),('B','D')]
将以下代码保存成Python文件,运行后输出的是 li=['alex','eric','rain'] s="_".join(li) print(s)
A. _alex_eric_rain_
B. _alex_eric_rain
C. alex_eric_rain_
D. alex_eric_rain
下面代码的输出结果是 li=["hello",'se',[["m","n"],["h","kelly"],'all'],123,446] print(li[2][1][1])
A. H
B. kelly
C. n
D. m