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advent-of-code/2020/solutions/5
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README.md

5

For the first one we treat the codes as 2 binary codes. One 7 and the other 3 long.

The second tripped me up as I was returning the binary encoded ticket number but AOC was expecting the seat ID. My bad, took me long to get it. Thanks to @tcq1

Solutions
  1. 998
  2. 84, 4 -> 676