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| author | kaiwu <kaiwu2004@gmail.com> | 2022-03-23 08:48:34 +0800 |
|---|---|---|
| committer | kaiwu <kaiwu2004@gmail.com> | 2022-03-23 08:48:34 +0800 |
| commit | ec0f202ae25905739d40a152e05d8393af0b4ea6 (patch) | |
| tree | a780fa7ea74a5f07bdcdb3696952f099e3b2d286 /src/2015/day19/aoc.cpp | |
| parent | 6c4f0e193314b179f9ffb81b00c1b36c69e3e430 (diff) | |
| download | advent-of-code-ec0f202ae25905739d40a152e05d8393af0b4ea6.tar.gz advent-of-code-ec0f202ae25905739d40a152e05d8393af0b4ea6.zip | |
day19 part2
Diffstat (limited to 'src/2015/day19/aoc.cpp')
| -rw-r--r-- | src/2015/day19/aoc.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/2015/day19/aoc.cpp b/src/2015/day19/aoc.cpp index b665871..1fa17aa 100644 --- a/src/2015/day19/aoc.cpp +++ b/src/2015/day19/aoc.cpp @@ -2,7 +2,7 @@ namespace aoc2015 { -int day19(line_view file) { +std::pair<int, int> day19(line_view file) { molecule m; per_line(file, [&m](line_view lv) { m.parse(lv); @@ -10,7 +10,9 @@ int day19(line_view file) { }); std::map<int, std::vector<molecule::change>> changes; m.check(changes); - return m.distinct(changes); + int shortest = INT32_MAX; + m.deduct(m.original, 0, &shortest); + return {m.distinct(changes), shortest}; } } // namespace aoc2015 |