Combinatorica`
Combinatorica`
UnrankBinarySubset
UnrankBinarySubset[n,l]
gives the 
subset of list 
, listed in increasing order of integers corresponding to the binary representations of the subsets.
更多信息和选项
- To use UnrankBinarySubset, you first need to load the Combinatorica Package using Needs["Combinatorica`"].