/usr/lib/R/site-library/littler/examples/ is in r-cran-littler 0.3.0-2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/R/site-library/littler/examples/check.r
/usr/lib/R/site-library/littler/examples/compAttr.r
/usr/lib/R/site-library/littler/examples/dratInsert.r
/usr/lib/R/site-library/littler/examples/fileOps.r
/usr/lib/R/site-library/littler/examples/fsizes.r
/usr/lib/R/site-library/littler/examples/highlightsweave.r
/usr/lib/R/site-library/littler/examples/install.r
/usr/lib/R/site-library/littler/examples/install2.r
/usr/lib/R/site-library/littler/examples/installGithub.r
/usr/lib/R/site-library/littler/examples/installRepo.r
/usr/lib/R/site-library/littler/examples/knit.r
/usr/lib/R/site-library/littler/examples/mph.r
/usr/lib/R/site-library/littler/examples/pace.r
/usr/lib/R/site-library/littler/examples/roxy.r
/usr/lib/R/site-library/littler/examples/runit.r
/usr/lib/R/site-library/littler/examples/shiny.r
/usr/lib/R/site-library/littler/examples/testInstalled.r
/usr/lib/R/site-library/littler/examples/update.r