advent_of_code_2025

My (attempted) solutions to the 2025 Advent of Code
git clone https://git.eamoncaddigan.net/advent_of_code_2025.git
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utils.R (405B)

      1 aoc_input <- function(day, year = 2025) {
      2   if (!file.exists("~/.aoc")) {
      3     stop("AoC session ID must be present in ~/.aoc")
      4   }
      5   con <- url(
      6     sprintf("https://adventofcode.com/%d/day/%d/input", year, day),
      7     headers = c(
      8       "Cookie" = paste0("session=", readLines("~/.aoc")),
      9       "User-Agent" = "ec@eamoncaddigan.net"
     10     )
     11   )
     12   puzzle_input <- readLines(con)
     13   close(con)
     14   puzzle_input
     15 }