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complete part 8 (switched to bitmasks).

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Bruno Raoult
2021-12-10 17:39:51 +01:00
parent 3235bd3b15
commit 192545c9a3
5 changed files with 145 additions and 30 deletions
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2021/day08/README.txt
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@@ -71,8 +71,6 @@ Because the digits 1, 4, 7, and 8 each use a unique number of segments, you shou
In the output values, how many times do digits 1, 4, 7, or 8 appear?
Your puzzle answer was 543.
The first half of this puzzle is complete! It provides one gold star: *
--- Part Two ---
Through a little deduction, you should now be able to determine the remaining digits. Consider again the first example above:
@@ -128,3 +126,7 @@ Following this same process for each entry in the second, larger example above,
Adding all of the output values in this larger example produces 61229.
For each entry, determine all of the wire/segment connections and decode the four-digit output values. What do you get if you add up all of the output values?
Your puzzle answer was 994266.
Both parts of this puzzle are complete! They provide two gold stars: **