7,10, 13, 15, 19, 26, 25, ( ).
A.31
B.17
C.35
D.22
第1题:
19/13,1,19/13,10/22,( )
a.7/24;b.7/25;c.5/26;d.7/26;
应该是你的题目写错了吧,第三个数字是13/19,这样就可以
化为19/13,16/16,13/19,10/22,?(7/25)
分子为公差为-3的等差,分母为公差为3的等差数列。
第2题:
采用初始增量为4的希尔排序法对没有关键码序列{15,10,4,26,14,2,13,19,17,5, 9,23},按照关键码值递增的次序排序,一趟扫描后的结果为
A.{14,2,4,19,15,5,9,23,17,10,13,26}
B.{2,9,4,26,14,15,13,19,17,5,9,23}
C.{10,4,15,14,2,13,19,16,5,9,23,26}
D.{10,15,4,2,14,13,19,16,5,9,23,26}
第3题:
角钢变形不超过( )时,可采用冷矫正法进行矫正。
A.31‰
B.28‰
C.35‰
D.25‰
第4题:
采用初始增量为4的希尔排序法,对没有关键码序列{15, 10,4,26,14,2,13,19,17,59,23}按照关键码值递增的次序排序,一趟扫描后的结果为( )。A.{14,2,4,19,15,10,13,26,17,59,23}B.{2,9,4,26,14,15,13,19,17,5,9,23}C.{10,4,15,14,2,13,19,16,5,9,23,26}D.{10,15,4,2,14,13,19,16,5,9,23,26}
第5题:
采用初始增量为4的希尔排序法对没有关键码序列{15,10,4,26,14,2,13,19,17,5,9,23},按照关键码值递增的次序排序,一趟扫描后的结果为
A.{14,2,4,19,15,5,9,23,17,10,13,26}
B.{2,9,4,26,14,15,13,19,17,5,9,23}
C.{10,4,15,14,2,13,19,16,5,9,23,26}
D.{10,15,4,2,14, 13,19,16,5,9,23,26}