From ae4f7338043e3d01e9d861c18dec085b37376b91 Mon Sep 17 00:00:00 2001 From: Simon Date: Wed, 13 Nov 2024 12:18:34 +0000 Subject: [PATCH] day7 readme update --- 2023/day7/README.md | 45 +++++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 43 insertions(+), 2 deletions(-) diff --git a/2023/day7/README.md b/2023/day7/README.md index b3997a0..7b6ef83 100644 --- a/2023/day7/README.md +++ b/2023/day7/README.md @@ -1,3 +1,15 @@ + +Advent of Code + + [About][Events][Shop][Settings][Log Out] + +SpaceMoehre 13* + 0x0000|2023 + + [Calendar][AoC++][Sponsors][Leaderboard][Stats] + +Our sponsors help make Advent of Code possible: +THE MERGE - The Developer Experience Conference in Berlin, June 2024 (created by the co-founder of GitHub) --- Day 7: Camel Cards --- Your all-expenses-paid trip turns out to be a one-way, five-minute ride in an airship. (At least it's a cool airship!) It drops you off at the edge of a vast desert and descends back to Island Island. @@ -54,6 +66,35 @@ Now, you can determine the total winnings of this set of hands by adding up the Find the rank of every hand in your set. What are the total winnings? -To play, please identify yourself via one of these services: +Your puzzle answer was 254024898. -[GitHub] [Google] [Twitter] [Reddit] - [How Does Auth Work?] +The first half of this puzzle is complete! It provides one gold star: * +--- Part Two --- + +To make things a little more interesting, the Elf introduces one additional rule. Now, J cards are jokers - wildcards that can act like whatever card would make the hand the strongest type possible. + +To balance this, J cards are now the weakest individual cards, weaker even than 2. The other cards stay in the same order: A, K, Q, T, 9, 8, 7, 6, 5, 4, 3, 2, J. + +J cards can pretend to be whatever card is best for the purpose of determining hand type; for example, QJJQ2 is now considered four of a kind. However, for the purpose of breaking ties between two hands of the same type, J is always treated as J, not the card it's pretending to be: JKKK2 is weaker than QQQQ2 because J is weaker than Q. + +Now, the above example goes very differently: + +32T3K 765 +T55J5 684 +KK677 28 +KTJJT 220 +QQQJA 483 + + 32T3K is still the only one pair; it doesn't contain any jokers, so its strength doesn't increase. + KK677 is now the only two pair, making it the second-weakest hand. + T55J5, KTJJT, and QQQJA are now all four of a kind! T55J5 gets rank 3, QQQJA gets rank 4, and KTJJT gets rank 5. + +With the new joker rule, the total winnings in this example are 5905. + +Using the new joker rule, find the rank of every hand in your set. What are the new total winnings? + +Answer: + +Although it hasn't changed, you can still get your puzzle input. + +You can also [Shareon Twitter Mastodon] this puzzle.