下列级数条件收敛的是
未知类型：{'options': ['[tex=4.429x3.286]eo4+Or2nRjPO1XMeI9CVMNy2oZQW1u3BdunK6s0ZaXAnwq3Tz21FONRBXoGcZmNl[/tex]', '[tex=5.286x3.286]eo4+Or2nRjPO1XMeI9CVMNy2oZQW1u3BdunK6s0ZaXBtSEfYCRYYlsH11FkEmWN1lMYNFn0TiDuUAU3Z3hEYbA==[/tex]', '[tex=5.643x3.286]eo4+Or2nRjPO1XMeI9CVMNy2oZQW1u3BdunK6s0ZaXDAN+B1mgCVWiRD5C/zKiPjw/G29JosmSuN86YQfRG3Vg==[/tex]', '[tex=7.571x3.286]eo4+Or2nRjPO1XMeI9CVMNy2oZQW1u3BdunK6s0ZaXCwKNdiUwf5bL/zBJYx7a8E2voXTLXf6ok17XTnnBgIcQ==[/tex]'], 'type': 102}
未知类型：{'options': ['[tex=4.429x3.286]eo4+Or2nRjPO1XMeI9CVMNy2oZQW1u3BdunK6s0ZaXAnwq3Tz21FONRBXoGcZmNl[/tex]', '[tex=5.286x3.286]eo4+Or2nRjPO1XMeI9CVMNy2oZQW1u3BdunK6s0ZaXBtSEfYCRYYlsH11FkEmWN1lMYNFn0TiDuUAU3Z3hEYbA==[/tex]', '[tex=5.643x3.286]eo4+Or2nRjPO1XMeI9CVMNy2oZQW1u3BdunK6s0ZaXDAN+B1mgCVWiRD5C/zKiPjw/G29JosmSuN86YQfRG3Vg==[/tex]', '[tex=7.571x3.286]eo4+Or2nRjPO1XMeI9CVMNy2oZQW1u3BdunK6s0ZaXCwKNdiUwf5bL/zBJYx7a8E2voXTLXf6ok17XTnnBgIcQ==[/tex]'], 'type': 102}
举一反三
- set1 = {x for x in range(10)} print(set1) 以上代码的运行结果为？ A: {0, 1, 2, 3, 4, 5, 6, 7, 8, 9} B: {0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10} C: {1, 2, 3, 4, 5, 6, 7, 8, 9} D: {1, 2, 3, 4, 5, 6, 7, 8, 9,10}
- 设DES加密算法中的一个S盒为： 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 0 1 2 3 14 4 13 1 2 15 11 8 3 10 6 12 5 9 0 7 0 15 7 4 14 2 13 1 10 6 12 11 9 5 3 8 4 1 14 8 13 6 2 11 15 12 9 7 3 10 5 0 15 12 8 2 4 9 1 7 5 11 A: 1010 B: 0001 C: 1011 D: 0111
- 【单选题】Which of the following matrices does not have the same determinant of matrix B: [1, 3, 0, 2; -2, -5, 7, 4; 3, 5, 2, 1; -1, 0, -9,-5] A. [1, 3, 0, 2; -2, -5, 7, 4; 0, 0, 0, 0; -1, 0, -9, -5] B. [1, 3, 0, 2; -2, -5, 7, 4; 1, 0, 9, 5; -1, 0, -9, -5] C. [1, 3, 0, 2; -2, -5, 7, 4; 3, 5, 2, 1; -3, -5, -2, -1] D. [1, 3, 0, 2; -2, -5, 7, 4; 0, 0, 0, 1; -1, 0, -9, -5]
- 写一个文法G,使其语言为不以0开头的偶数集。 A: G[S]:S→AB|BA→AD|CB→2|4|6|8｜0C→1|3|5||7|9|B B: G[S]:S→AB|BA→AD|CB→1|2|3|4|5|6|7|8|9C→2|4|6|8｜0 C: G[S]:S→AB|BA→AD|CB→2|4|6|8｜0C→1|2|3|4|5|6|7|8|9D→0|C D: G[S]:S→AB|BA→AD|DB→2|4|6|8｜0D→1|2|3|4|5|6|7|8|9|0
- 下面语句的输出结果是？range(len('HelloWorld')) A: [1, 1, 2, 3, 4, 5, 6, 7, 8, 9, 11] B: 11 C: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10] D: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11]