【单选题】How many steps are there in the solution?
【单选题】According to the text, how many steps are usually adopted to implement public relation plans?
【简答题】按自然数从小到大为标准次序,求下列个排列的逆序数。 1、1234 2、4132 3、3421 3、2413 5、13...(2n-1)24...(2n)
【单选题】按自然数从小到大为标准次序,求排列3421的逆序数
【简答题】按自然数从小到大为标准次序,求下列各排列的逆序数: (1)1234; (2)4132; (3)3421; (4)2413; (5)13…(2n-1)24…(2n); (6)13…(2n-1)(2n)(2n-2)…2。
【单选题】How many steps should you take for this course?
A.
One step, just sign up for the course .
B.
Two steps: turn on my laptop and shut down my laptop.
C.
Three steps: preview , attend class discussions and review.
D.
Four steps: sign up for this course , sign up in the class discussions, play video games or chatting and get credit.
【简答题】按自然数从小到大为标准次序,求下列各排列的逆序数: (1)3421的逆序数为 (2) 的逆序数为
【单选题】How many steps are there in the SOP?
【单选题】习题一第 2 ( 3 ) 题 排列3421的逆序数为: