challenges.json

[
  "list_dir",
  "ls_wildcards_star",
  "relative_paths",
  "pwd_absolute_path",
  "absolute_paths",
  "largest_file",
  "find_directory",
  "cat_file",
  "touch_file",
  "wc_random",
  "ls_count_files",
  "echo_redirect_single_word",
  "echo_redirect_two_words",
  "echo_redirect_append_to_file",
  "deepest_directory",
  "tab_completion",
  "cd_maze",
  "cd_permissions",
  "mkdir_single_directory",
  "mkdir_nested_directories",
  "rmdir_deepest_directory",
  "rm_file_in_deepest_directory",
  "rmdir_non_empty_deepest_directory",
  "rmdir_three_nested_directories",
  "copy_file_to_dir",
  "copy_file_in_same_directory",
  "move_file_into_directory",
  "mv_rename_file",
  "mv_rename_directory",
  "grep_flag_line",
  "grep_flag_across_files",
  "sort_last_word",
  "sort_first_word",
  "sort_uniq_count",
  "nth_word",
  "tail_kth_line",
  "cut_nth_word",
  "tr_remove_digits"
]