12
#.#.#.#.#.##
#.#.#.#.#...
..........##
#.#.#.#.#...
#.#.#.#.#.##
............
#.#.#.#.#.##
#.#.#.#.#...
..........##
#.#.#.#.#...
#.#.#.#.#.##
............

answer.code:2:2: error: invalid preprocessing directive #.
    2 | #.#.#.#.#.##
      |  ^
answer.code:3:2: error: invalid preprocessing directive #.
    3 | #.#.#.#.#...
      |  ^
answer.code:4:11: error: stray ‘##’ in program
    4 | ..........##
      |           ^~
answer.code:5:2: error: invalid preprocessing directive #.
    5 | #.#.#.#.#...
      |  ^
answer.code:6:2: error: invalid preprocessing directive #.
    6 | #.#.#.#.#.##
      |  ^
answer.code:8:2: error: invalid preprocessing directive #.
    8 | #.#.#.#.#.##
      |  ^
answer.code:9:2: error: invalid preprocessing directive #.
    9 | #.#.#.#.#...
      |  ^
answer.code:10:11: error: stray ‘##’ in program
   10 | ..........##
      |           ^~
answer.code:11:2: error: invalid preprocessing directive #.
   11 | #.#.#.#.#...
      |  ^
answer.code:12:2: error: invalid preprocessing directive #.
   12 | #.#.#.#.#.##
      |  ^
answer.code:1:1: error: expected unqualified-id before numeric constant
    1 | 12
      | ^~