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day22: bug: not using Set - duplicate supports

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efim
2023-12-22 12:45:51 +00:00
parent 8be2fa3844
commit 29528f23ac
4 changed files with 83 additions and 15 deletions
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day22/notes.org
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@@ -49,3 +49,26 @@ create new space and try to settle it
2023/12/22 12:12:24 block [Block 5 - x:0-2, y:1-1, z:4, h:0, isSettled true] moved from 3 to 4
2023/12/22 12:12:24 block [Block 6 - x:1-1, y:1-1, z:5, h:1, isSettled true] moved from 4 to 5
2023/12/22 12:12:24 for block [Block 1 - x:0-2, y:0-0, z:1, h:0, isSettled true] new space has 5 moved
* ok. brute force with copying slices worked.
now i want to debug.
for each brick, when there is 0 falling, i want to check what are it's surroundings
** my initial was : 567
** checking example of badly determined:
>> for block [Block 291 - x:6-8, y:7-7, z:75, h:0, isSettled false]
checking under coord {X:6 Y:7}. found under [Block 698 - x:6-8, y:7-7, z:35, h:0, isSettled true]. ( 'overriding' ) with 35 ; maxZ 35
directly supporting blocks are [[Block 698 - x:6-8, y:7-7, z:35, h:0, isSettled true]]
checking under coord {X:7 Y:7}. found under [Block 698 - x:6-8, y:7-7, z:35, h:0, isSettled true]. ( 'adding' ) with 35 ; maxZ 35
directly supporting blocks are [[Block 698 - x:6-8, y:7-7, z:35, h:0, isSettled true] [Block 698 - x:6-8, y:7-7, z:35, h:0, isSettled true]]
checking under coord {X:8 Y:7}. found under [Block 698 - x:6-8, y:7-7, z:35, h:0, isSettled true]. ( 'adding' ) with 35 ; maxZ 35
directly supporting blocks are [[Block 698 - x:6-8, y:7-7, z:35, h:0, isSettled true] [Block 698 - x:6-8, y:7-7, z:35, h:0, isSettled true] [Block 698 - x:6-8, y:7-7, z:35, h:0, isSettled true]]
>> after settring block [Block 291 - x:6-8, y:7-7, z:36, h:0, isSettled true]. supported by [[Block 698 - x:6-8, y:7-7, z:35, h:0, isSettled true] [Block 698 - x:6-8, y:7-7, z:35, h:0, isSettled true] [Block 698 - x:6-8, y:7-7, z:35, h:0, isSettled true]]
** ouch. duplicates in slices. because there's no easy set thingy
not doing this was my bug.
#+begin_src go
slices.SortFunc(block.SupportedBy, func(a *Block, b *Block) int {
return cmp.Compare(a.NameNum, b.NameNum)
})
block.SupportedBy = slices.Compact(block.SupportedBy)
#+end_src