"0","file_names <- list.files(""D:/public/data/fadn/lieferung_20210414/csv"",include.dirs = TRUE)" "0","file_names_gpg <- file_names[grepl("".gpg"",file_names)]" "0","length(file_names_gpg)" "1","[1]" "1"," 256" "1"," " "0","file_names <- file_names[!grepl("".gpg"",file_names)]" "0","library(tidyverse)" "2","Registered S3 methods overwritten by 'dbplyr': method from print.tbl_lazy print.tbl_sql " "2","-- Attaching packages ---------------------------------------------------------------------------------------------------------- tidyverse 1.3.1 -- " "2","v ggplot2 3.3.3 v purrr  0.3.4 v tibble  3.1.0 v dplyr  1.0.5 v tidyr  1.1.3 v stringr 1.4.0 v readr  1.4.0 v forcats 0.5.1 " "2","-- Conflicts ------------------------------------------------------------------------------------------------------------- tidyverse_conflicts() -- x dplyr::filter() masks stats::filter() x dplyr::lag() masks stats::lag() " "0","file_names <- file_names %>% tibble(name=.) %>% mutate(country=str_sub(name,1,3),year=str_sub(name,4,7)) " "0","file_names %>% print(n=30)"