given a collection of 2n objects,n of which are identical and n of which are all distinct,howmany different subcollection of n objects are possible?有一系列2N的东西 N个事一样的 N个事不一样的 有多少个集合? 答案
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show that,given any sequence of n integers,x1,x2,x3.xn some consecutive collection has a sum dividible by n
a given
COLLECTION
collection
a books collection 和a book collection哪个对
a small sports collection 侞题~
a great sports collection是什么意思?
I have a sports collection
They have a great collection.
a matter/waste/collection of
a ball collection什么意思?
英文翻译3Quality control (QC) is the collection of methods and techniques for ensuring that a product or service is produced and delivered according to given requirements. This includes the development of specifications and standards, performance
翻译:Ed has a great sports collection.
a great sports collection什么意思?
have a sports collection的汉语意思
He have a great sports collection.改错
Ed Smith has a great sports collection.