Indeed, just look at previous years (Day 1 is always pretty simple): 2015: 00:05:38 (part 1) 00:10:55 (part 2) 2016: 00:03:57 (part 1) 00:07:01 (part 2

Indeed, just look at previous years (Day 1 is always pretty simple): 2015: 00:05:38 (part 1) 00:10:55 (part 2) 2016: 00:03:57 (part 1) 00:07:01 (part 2) 2017: 00:00:57 (part 1) 00:01:16 (part 2) !! 2018: 00:00:26 (part 1) 00:01:48 (part 2) !! 2019: 00:00:23 (part 1) 00:01:39 (part 2) !!