max( [1, 2, 3] * 2 ) 的结果是()
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下列程序执行后,p的值是()。a = [ [ 1, 2, 3 ], [ 4, 5, 6 ], [ 7, 8, 9 ] ]p = 1for i in range( len(a) ):p *= a[i][i]
A. 45
B. 15
C. 6
D. 28
下列代码的运行结果是()s = [1, 2, 3, 4]s.append( [5, 6] )s.append( 7 )print( len( s ) )
A. 4
B. 5
C. 6
D. 7
以下代码输出的结果是()lst = ['Tom', 'Mike', 'Peter']print( [x for x in lst if len(x)>3] )
A. ['Mike', 'Peter']
B. ['Mike']
C. ['Peter']
D. ['Tom']
以下代码的输出结果是()lst = ['Tom', 'Mike', 'Peter']print( [ len(x) for x in lst if 'e' in x ] )
A. [3, 4, 5]
B. [4, 5]
C. [4]
D. [5]