[R] Time complexity of functions in R

Suzen, Mehmet m@uzen @end|ng |rom gm@||@com
Thu May 24 06:29:25 CEST 2018


Hello Neha,

You can try to measure those instructions time-complexiy by yourself.
First, generate a benchmark dataset
with increasing object size, i.e., set A. Have a look at how to use
'system.time'

https://stat.ethz.ch/R-manual/R-devel/library/base/html/system.time.html

Best,
Mehmet

On 24 May 2018 at 04:40, Neha Aggarwal <aggarwalneha2000 using gmail.com> wrote:
> Hi,
>
> I have implemented an algorithm in R, where i have used while loop and some
> set operations inside it, for example,
>
> while(condition){
> union(set A,set B)
> set C - set D
> intersection(set D, set E)
> }
> I want to calculate the complexity of my algo. Can you tell me the
> complexity of union, intersection and set minus operations/functions in R?
> Is it O(n) or O(log n) ?
>
> Also can anyone point a good resource for me to read about it?
>
> Thanks,
> Neha
>
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>
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