Hi R Users! Thanks in advance. I am using R-2.5.1 on Windows XP and I have installed all necessary tools such as perl and tools.exe. I am trying to use sample(1:100, 3, rep=F) in C. How can I use this R function in C? Once again thank you very much for your time. Regards, Debabrata (Deb) Statistician NSW Department of Commerce Sydney, Australia. --------------------------------- [[alternative HTML version deleted]]