题目内容

{以下程序的输出结果是:L2=[1,2,3,4]L3=L2.reverse()print(L2)}

A. [3,2,1]
B. [4,3,2,1]
C. None
D. [1, 2, 3]

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{运行以下程序,输出结果是:str1 = "Nanjing University"str2 = str1[:7] + " Normal " +str1[-10:]print(str2)}

A. Normal U
B. Nanjing Normal University
C. Nanjing Normal
D. Normal University

{以下程序的输出结果是:s=’’ls=[1,2,3,4]for i in ls:(缩进) s += str(i)print(s)}

A. 4321
B. 1,2,3,4
C. 1234
D. 4,3,2,1

{以下程序的输出结果:ss =“htslbht”sorted(ss)for I in ss: (缩进)print(I, end=’’)}

A. hhlstt
B. tsblh
C. htslbht
D. hslbht

{下面代码的输出结果是:for s in“Hello”:(缩进)print(s,end=”,”)}

A. Hello
B. H,e,l,l,o
C. H e l l o
D. “Hello”