Simplify day 5 further
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1 changed files with 15 additions and 25 deletions
30
day05.py
30
day05.py
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@ -33,34 +33,24 @@ def transform_ranges(map, ranges):
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yield from transform_ranges(map, [(src_end, end - src_end)])
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def do_the_thing(ranges):
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soils = transform_ranges(seed_to_soil, ranges)
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ferts = transform_ranges(soil_to_fert, soils)
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waters = transform_ranges(fert_to_water, ferts)
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lights = transform_ranges(water_to_light, waters)
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temps = transform_ranges(light_to_temp, lights)
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humids = transform_ranges(temp_to_humid, temps)
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locs = transform_ranges(humid_to_loc, humids)
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(loc, _) = min(locs)
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return loc
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def do_the_thing(maps, ranges):
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for map in maps:
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ranges = transform_ranges(map, ranges)
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return min(ranges)[0]
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def main():
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input = fileinput.input()
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seeds = [int(seed) for seed in next(input).split()[1:]]
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next(input)
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next(input)
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seed_to_soil = list(parse_map(input))
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soil_to_fert = list(parse_map(input))
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fert_to_water = list(parse_map(input))
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water_to_light = list(parse_map(input))
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light_to_temp = list(parse_map(input))
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temp_to_humid = list(parse_map(input))
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humid_to_loc = list(parse_map(input))
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maps = [list(parse_map(input)) for _ in range(7)]
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part1 = do_the_thing((seed, 1) for seed in seeds)
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part2 = do_the_thing(zip(*(iter(seeds),) * 2))
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part1 = do_the_thing(maps, ((seed, 1) for seed in seeds))
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part2 = do_the_thing(maps, zip(*[iter(seeds)] * 2))
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print(part1, part2)
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main()
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