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#include "aoc.h"
namespace aoc2015 {
std::pair<int, int> day9(line_view file) {
world_day9 world;
per_line(file, [&world](line_view lv) {
world.parse(lv);
return true;
});
std::pair<int, int> d{INT32_MAX, INT32_MIN};
for (auto city : world.locations) {
auto p = world.plan(city);
if (p.first < d.first) {
d.first = p.first;
}
if (p.second > d.second) {
d.second = p.second;
}
}
return d;
}
} // namespace aoc2015
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