Commit graph

8 commits

Author SHA1 Message Date
Xiretza daec76d3d4 2021 day8/rust: speed up v3 to unsafe levels, remove v4 2021-12-09 21:39:13 +01:00
Xiretza 07a1391030 2021 day8/rust: make v4 function unsafe 2021-12-09 21:28:01 +01:00
Xiretza 591cde8631 2021 day8/rust: add test 2021-12-09 21:28:01 +01:00
Xiretza 11907cf8b5 2021 day8/rust: prettify calculation of output number
Now that `digits` is a fixed-size array, both methods get unrolled the
same and there is no performance difference.
2021-12-09 21:28:01 +01:00
Xiretza edd8bdfa71 2021 day8/rust: only trim start of output digits 2021-12-09 21:28:01 +01:00
Xiretza 92aba2db95 2021 day8/rust: use ArrayVec
This avoids an allocation and, more importantly, turns `digits` into a
fixed size array, allowing the final calculations to be unrolled
completely.
2021-12-09 21:28:01 +01:00
Xiretza 891e9861ef 2021 day8/rust: add benchmarks 2021-12-09 21:28:01 +01:00
Xiretza aa464884fe 2021 day8/rust: add solutions 2021-12-09 21:27:22 +01:00