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Advent of Code 2023 - I'm still learning Lean4, so please don't judge.
Andreas Grois
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Author
Age
Files
Lines
*
Lean 4.24
Andreas Grois
2025-11-16
1
-1
/
+1
*
Lean 4.23
Andreas Grois
2025-11-16
2
-2
/
+2
*
Lean 4.21
Andreas Grois
2025-11-02
1
-2
/
+0
*
Lean 4.20.1
Andreas Grois
2025-10-12
1
-1
/
+0
*
Lean 4.19
Andreas Grois
2025-10-12
2
-4
/
+4
*
Lean 4.18
Andreas Grois
2025-10-10
3
-9
/
+10
*
Lean 4.16
Andreas Grois
2025-04-13
1
-1
/
+1
*
Lean 4.15
Andreas Grois
2025-01-07
1
-1
/
+1
*
Move AStar into a separte library and use it for Day17-1
Andreas Grois
2025-01-05
4
-319
/
+1
*
Day 17, part 1 (hopefully)
Andreas Grois
2024-12-22
4
-11
/
+209
*
Continue Day17
Andreas Grois
2024-12-21
4
-0
/
+153
*
Remove useless simp_wf tactic calls
HEAD
main
Andreas Grois
2024-12-17
1
-1
/
+0
*
Day 16 Part 2
Andreas Grois
2024-12-16
1
-0
/
+42
*
Begin Day16
Andreas Grois
2024-12-14
3
-0
/
+20
*
Day 14, Part 1.
Andreas Grois
2024-11-28
2
-0
/
+14
*
Day 13, Part 1
Andreas Grois
2024-11-25
1
-0
/
+5
*
Day 12 Part 1.
Andreas Grois
2024-09-24
1
-0
/
+16
*
Continue Day12
Andreas Grois
2024-09-23
3
-0
/
+60
*
Continue a bit with Day 11 Part 1
Andreas Grois
2024-09-19
1
-3
/
+6
*
Day 11 Parsing
Andreas Grois
2024-09-19
2
-24
/
+99
*
Continue Day11/Parsing
Andreas Grois
2024-09-18
2
-0
/
+37
*
Begin Day 11.
Andreas Grois
2024-09-18
1
-0
/
+46
*
Day 10, Part 2
Andreas Grois
2024-09-16
1
-0
/
+9
*
Continue Day10 Part2
Andreas Grois
2024-09-09
1
-0
/
+11
*
Begin implementing Day10 Part1
Andreas Grois
2024-09-08
1
-0
/
+7
*
Move BinaryHeap to its own Github project.
Andreas Grois
2024-09-01
2
-1423
/
+0
*
Heap: Nomenclature and namespace changes.
Andreas Grois
2024-07-21
1
-25
/
+25
*
Simplify CompleteTree.heapRemoveLastWithIndexReturnsItemAtIndex
Andreas Grois
2024-07-21
1
-78
/
+32
*
Finish CompleteTree.heapRemoveLastWithIndexReturnsItemAtIndex
Andreas Grois
2024-07-21
1
-1
/
+105
*
Heap: Unfinished proof RemoveLastWithIndex returns consistent data.
Andreas Grois
2024-07-20
1
-0
/
+34
*
Minor: Replace some simp by simp only in BinaryHeap
Andreas Grois
2024-07-20
1
-57
/
+61
*
Remove CompleteTree.indexOfLast, add CompleteTree.heapRemoveLastWithIndex
Andreas Grois
2024-07-20
1
-60
/
+77
*
Heap: Further nomenclature improvements.
Andreas Grois
2024-07-19
1
-28
/
+28
*
Make CompleteTree.heapRemoveLast private.
Andreas Grois
2024-07-19
1
-40
/
+38
*
Heap: Nomenclature clarified. Push and Pop now do what is expected.
Andreas Grois
2024-07-19
1
-111
/
+111
*
Heap: Exchange return values of the remove/replace functions.
Andreas Grois
2024-07-19
1
-56
/
+56
*
Factor out proofs of CompleteTree.popLast for readability
Andreas Grois
2024-07-19
1
-52
/
+44
*
Heap: Minor cleanup. Do a TODO.
Andreas Grois
2024-07-17
1
-92
/
+68
*
Finish BinaryHeap.RemoveAt.
Andreas Grois
2024-07-16
1
-25
/
+119
*
Continue on CompleteTree.heapReplaceElementAtIsHeap. Nearly done.
Andreas Grois
2024-07-15
1
-13
/
+72
*
Further work on heapReplaceElementAtIsHeap
Andreas Grois
2024-07-14
1
-2
/
+23
*
Continue at CompleteTree.heapReplaceElementAtIsHeap
Andreas Grois
2024-07-14
1
-1
/
+22
*
BinaryHeap.RemoveRoot added, and some proofs cleaned up a bit
Andreas Grois
2024-07-14
1
-22
/
+26
*
Finish CompleteTree.heapReplaceRootIsHeap.
Andreas Grois
2024-07-14
1
-9
/
+42
*
Continue proof for heapReplaceRootIsHeap (heapReplaceElementAtIsHeap)
Andreas Grois
2024-07-13
1
-7
/
+56
*
Squashed commit of the following:
Andreas Grois
2024-07-12
6
-187
/
+183
*
Continue on CompleteTree.heapReplaceElementAtIsHeap
Andreas Grois
2024-07-10
2
-9
/
+217
*
Finish CompleteTree.get implementation. Not proven to be correct yet.
Andreas Grois
2024-06-30
2
-6
/
+15
*
partial implementation of CompleteTree.get
Andreas Grois
2024-06-30
1
-0
/
+18
*
CompleteTree.replaceElementAt finished - now needs proof
Andreas Grois
2024-06-30
1
-22
/
+40
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