setop 56f7b7d0c5 day 4, part1 was quick ; I over-complicated part2 and lost time		2023-12-04 10:59:56 +01:00
d01	day 1, one unclear rule prolonged part 2	2023-12-01 12:26:16 +01:00
d02	day 2, trivial, mostly parsing	2023-12-02 13:22:44 +01:00
d03	day 3, parcours de grille	2023-12-03 10:47:21 +01:00
d04	day 4, part1 was quick ; I over-complicated part2 and lost time	2023-12-04 10:59:56 +01:00