5.1.py

import re
with open('input/5.txt') as f:
    content = f.readlines()

seats = [['O' for x in range(8)] for x in range(128)]

ids = []
for seat in content:
  rows = [x for x in range(128)]
  columns = [x for x in range(8)]
  row_code = seat[:7]
  col_code = seat[7:]

  print('-----------')
  print(seat)
  for r in row_code:
    mid = int(len(rows)/2)
    if r == 'F':
      del rows[mid:]
    elif r == 'B':
      del rows[:mid]
  
  for c in col_code:
    mid = int(len(columns)/2)
    if c == 'L':
      del columns[mid:]
    if c == 'R':
      del columns[:mid]

  r = rows.pop()
  c = columns.pop()
  id = (r*8)+c
  ids.append(id)
  seats[r][c] = id
  print(r, c, id)
  print('-----------')

i = 0
for r in seats:
  print(str(i).ljust(3), [str(x).rjust(3) for x in r])
  i += 1
print(max(ids))