A. 3 B. 5 C. 4 D. 2
A. [1,4,2,3] B. [1,4,2] C. [1,2,3,4] D. [1,1,4,2,3]
A. [1,2,4,3] B. [1,4,3] C. [1,2,3,5] D. [4,1,2,3]
A. [3,5,7,1,2] B. [1,2,3,5,7] C. [3,5,7] D. [1,2]
A. [3, 10] B. ["a",10] C. ["b",10] D. [3, "b"]
A. ["XINXI",1997,2018] B. [1997, 2018] C. ["XINXI"] D. [1997]
A. [ ] B. ["HAIDIAN","XINXI",1997] C. ["HAIDIAN","XINXI",1997,2018] D. [2018]
A. [('A', 'C'), ('A', 'D'), ('B', 'C'), ('B', 'D')] B. [‘A’,’B’,’’,’’] C. ['AC', 'AD', 'BC', 'BD'] D. 错误
A. [1,3,5,7,9] B. [1,3,5,7] C. [0,1,3,5,7] D. [2,3,4,5,6,7,8]
A. Taobao 200 B. Runoob 20 C. Google 200 D. Taobao 700
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