(DIR) ..
 (TXT) day1.txt
 (TXT) day10.txt
 (TXT) day11.txt
 (TXT) day2.txt
 (TXT) day3.txt
 (TXT) day4.txt
 (TXT) day5.txt
 (TXT) day6.txt
 (TXT) day7.txt
 (TXT) day8.txt
 (TXT) day9.txt