Nothing
#sum of distances over
sumList <- function(x)
{
m <- length(x)
z <- x[[1]]
if (m == 1) return(z)
for (j in 2:m) z <- z+x[[j]]
return(z)
}
Any scripts or data that you put into this service are public.
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.