aparler/RosettaCodeData
1
0
Fork 0
Code Issues 12 Pull requests 3 Projects Releases Packages Wiki Activity Actions

Data commit

Browse source
This commit is contained in:
Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
199093 changed files with 3378972 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

5
Task/Population-count/F-Sharp/population-count.fs Normal file
View file

@ -0,0 +1,5 @@
// Population count. Nigel Galloway: February 18th., 2021
let pC n=Seq.unfold(fun n->match n/2L,n%2L with (0L,0L)->None |(n,g)->Some(g,n))n|>Seq.sum
printf "pow3 :"; [0..29]|>List.iter((pown 3L)>>pC>>(printf "%3d")); printfn ""
printf "evil :"; Seq.initInfinite(int64)|>Seq.filter(fun n->(pC n) &&& 1L=0L)|>Seq.take 30|>Seq.iter(printf "%3d"); printfn ""
printf "odious:"; Seq.initInfinite(int64)|>Seq.filter(fun n->(pC n) &&& 1L=1L)|>Seq.take 30|>Seq.iter(printf "%3d"); printfn ""