From a8e51e3af17c2024944a71f2696cf9746ffa1b8c Mon Sep 17 00:00:00 2001 From: Andrew Ekstedt Date: Tue, 5 Dec 2023 05:23:18 +0000 Subject: [PATCH] day 5 part 1 --- day05/input | 236 +++++++++++++++++++++++++++++++++++++++++++++++ day05/sample1.in | 33 +++++++ day05/sample2.in | 2 + day05/sample3.in | 13 +++ day05/sol.py | 82 ++++++++++++++++ 5 files changed, 366 insertions(+) create mode 100644 day05/input create mode 100644 day05/sample1.in create mode 100644 day05/sample2.in create mode 100644 day05/sample3.in create mode 100644 day05/sol.py diff --git a/day05/input b/day05/input new file mode 100644 index 0000000..efc41fb --- /dev/null +++ b/day05/input @@ -0,0 +1,236 @@ +seeds: 2880930400 17599561 549922357 200746426 1378552684 43534336 155057073 56546377 824205101 378503603 1678376802 130912435 2685513694 137778160 2492361384 188575752 3139914842 1092214826 2989476473 58874625 + +seed-to-soil map: +341680072 47360832 98093750 +1677587229 1836834678 160297919 +1122651749 4014790961 280176335 +2279929873 2689269992 53644948 +3916120104 1199400457 172302726 +0 381576527 58197295 +1402828084 3450816018 274759145 +3909949227 2540063154 6170877 +802918801 2384227172 155835982 +4088422830 3244271552 206544466 +958754783 1997132597 28874650 +58197295 306349987 75226540 +180784667 145454582 160895405 +2334903647 1543332738 293501940 +3699983017 2997982209 25342830 +2333574821 2687941166 1328826 +3111317969 1371703183 171629555 +2806959198 2135774873 248452299 +2766721604 717118138 40237594 +3055411497 2632034694 55906472 +2628405587 3023325039 138316017 +1837885148 757355732 442044725 +3725325847 2813358829 184623380 +3353391413 2026007247 109767626 +987629433 3962399141 10015813 +717118138 2546234031 85800663 +3282947524 2742914940 70443889 +1080275742 3972414954 42376007 +133423835 0 47360832 +3463159039 3725575163 236823978 +997645246 3161641056 82630496 + +soil-to-fertilizer map: +303672059 1087423328 103502353 +171922589 2907629744 91556518 +2064217168 468859004 91214014 +1129888530 1046445685 40977643 +3698610046 4215442249 79525047 +1045870106 1586657152 41455160 +1170866173 1322928302 17679660 +4160148003 3332238470 107558461 +4267706464 3853049576 27260832 +0 3007612896 90771201 +3447204990 3880310408 249339913 +1189561657 1438888401 43309463 +4019710828 3219712242 104981462 +2226263856 2187322171 114088350 +553216166 1847338068 182148047 +3217647099 3439796931 229557891 +2832115692 1482197864 23307900 +867366834 94995931 178503272 +1969221237 0 94995931 +3785679859 3704810535 148239041 +1095751900 2693816297 34136630 +4124692290 3669354822 35455713 +454935727 1340607962 98280439 +2204466075 1628112312 21797781 +1947833351 2164918461 21387886 +2634687717 1649910093 197427975 +263479107 2850768768 40192952 +3696544903 3217647099 2065143 +735364213 1190925681 132002621 +3050783393 2337205982 47600704 +1087325266 2999186262 8426634 +3778135093 3324693704 7544766 +2855423592 273499203 195359801 +90771201 1505505764 81151388 +2340352206 560073018 290906919 +1531641800 939263745 107181940 +1188545833 2186306347 1015824 +1355686961 850979937 88283808 +1492181516 2029486115 39460284 +1638823740 2384806686 309009611 +2155431182 2894390312 13239432 +1443970769 2068946399 48210747 +1232871120 2727952927 122815841 +3933918900 4129650321 85791928 +2631259125 2890961720 3428592 +407174412 2117157146 47761315 +2168670614 2301410521 35795461 + +fertilizer-to-water map: +4253126168 3603943470 41841128 +3150812716 3873122781 161556325 +4132148538 3445929121 16652907 +4071215062 2557593856 10373731 +3585414898 2401284809 61555959 +124617758 989226185 56063423 +1311995731 916233018 72993167 +180681181 891200267 25032751 +1577315548 1448436684 231921083 +69948934 1391916079 39397864 +2730663795 3577458422 26485048 +2453473122 3255362867 102306532 +4148801445 3801350502 12292818 +3002725397 3107275548 148087319 +3525935437 3813643320 59479461 +3982955340 3357669399 88259722 +2631712351 2567967587 98951444 +628324302 2038793089 109830184 +3427245435 3721480891 3936914 +796140554 1045289608 36965524 +939693576 1140241200 24301167 +205713932 1680357767 358435322 +4161094263 2666919031 92031905 +1103981621 0 206162329 +1809236631 761213122 129987145 +1310143950 1431313943 1851781 +4081588793 3056715803 50559745 +738154486 1082255132 57986068 +564149254 206162329 64175048 +3722667150 4034679106 260288190 +3431182349 2462840768 94753088 +109346798 1433165724 15270960 +2757148843 2811139249 245576554 +1044349135 2294919620 59632486 +833106078 270337377 106587498 +3646970857 3645784598 75696293 +0 2354552106 4006979 +1974270838 376924875 384288247 +3312369041 3462582028 114876394 +2401284809 2758950936 52188313 +1384988898 1199589429 192326650 +963994743 2214565228 80354392 +1939223776 1164542367 35047062 +4006979 2148623273 65941955 +2555779654 3725417805 75932697 + +water-to-light map: +1553071310 2767299260 81555093 +1638385137 3758734 7165416 +3923895602 3742459208 355646104 +2563492152 40550035 317968 +357175543 151852464 53516575 +756535305 2730597762 36701498 +1142337672 1915537677 164067723 +436470886 2848854353 61956232 +1316538987 1679005354 102639946 +609765571 2079605400 146769734 +1306405395 2660382036 10133592 +3817572860 3406157555 106322742 +2023184953 353497588 62195869 +3531543848 4223491605 71475691 +410692118 126073696 25778768 +4279541706 3727562743 14896465 +2903607795 1495097536 74179449 +1794747312 2279656479 95385933 +2783150325 2269091374 10565105 +3406157555 4098105312 125386293 +2145462956 205369039 148128549 +2833741244 2401175172 69866551 +793236803 685594104 306384629 +1645550553 2511185277 149196759 +1419178933 1781645300 133892377 +1634626403 0 3758734 +3274934245 2471041723 36449164 +0 1097896179 357175543 +2563810120 991978733 105917446 +4294438171 3727033618 529125 +2688189328 1569276985 94960997 +2669727566 2507490887 3694390 +3311383409 10924150 29625885 +1099621432 2226375134 42716240 +1890133245 2910810585 133051708 +583632811 2375042412 26132760 +498427118 40868003 85205693 +2293591505 415693457 269900647 +2673421956 1664237982 14767372 +2085380822 2670515628 60082134 +3603019539 3512480297 214553321 +2977787244 3043862293 297147001 +2793715430 1455071722 40025814 + +light-to-temperature map: +3752181853 3850028427 61847460 +3392702182 4061054452 68370555 +3610251302 4129425007 141930551 +2019529001 2633762146 55812503 +1423059901 2612524947 21237199 +1637625157 3160312690 128493598 +2109055159 2018596226 368399035 +343891384 811352094 920120231 +154347384 2422980947 189544000 +2075341504 1978947609 33713655 +1444297100 2966984633 193328057 +35985686 2689574649 118361698 +2477454194 0 811352094 +1772053717 1854798742 124148867 +1264011615 2807936347 159048286 +0 2386995261 35985686 +1766118755 2012661264 5934962 +3814029313 3392702182 457326245 +3461072737 3911875887 149178565 +1896202584 1731472325 123326417 + +temperature-to-humidity map: +3344602117 2991074372 262457649 +1707309180 3911386116 383581180 +3778482785 2130995124 374719434 +3607059766 3253532021 171423019 +584508486 478912361 161371970 +1578590582 2505714558 128718598 +3294145751 1806488186 50456366 +1143023241 2829557603 161516769 +1304540010 1856944552 274050572 +2090890360 3424955040 344665999 +2435556359 1143023241 663464945 +496214964 1000471163 88293522 +0 640284331 360186832 +3099021304 2634433156 195124447 +360186832 342884229 136028132 +745880456 0 342884229 +4153202219 3769621039 141765077 + +humidity-to-location map: +3114211644 984440400 35385940 +3530465412 479339778 128291026 +0 3699707734 285474938 +2898087648 3606829306 92878428 +2762235329 607630804 135852319 +4210792153 4197161772 84175143 +3149597584 31394121 380867828 +1848709689 0 31394121 +1880103810 412261949 67077829 +285474938 1579019790 1563234751 +2990966076 3566305423 40523883 +2434079297 1019826340 328156032 +2371232521 3985182672 62846776 +1947181639 3142254541 424050882 +3899713715 1347982372 148315733 +3031489959 1496298105 82721685 +4197161772 4281336915 13630381 +3658756438 743483123 240957277 diff --git a/day05/sample1.in b/day05/sample1.in new file mode 100644 index 0000000..f756727 --- /dev/null +++ b/day05/sample1.in @@ -0,0 +1,33 @@ +seeds: 79 14 55 13 + +seed-to-soil map: +50 98 2 +52 50 48 + +soil-to-fertilizer map: +0 15 37 +37 52 2 +39 0 15 + +fertilizer-to-water map: +49 53 8 +0 11 42 +42 0 7 +57 7 4 + +water-to-light map: +88 18 7 +18 25 70 + +light-to-temperature map: +45 77 23 +81 45 19 +68 64 13 + +temperature-to-humidity map: +0 69 1 +1 0 69 + +humidity-to-location map: +60 56 37 +56 93 4 diff --git a/day05/sample2.in b/day05/sample2.in new file mode 100644 index 0000000..f3c26a9 --- /dev/null +++ b/day05/sample2.in @@ -0,0 +1,2 @@ +50 98 2 +52 50 48 diff --git a/day05/sample3.in b/day05/sample3.in new file mode 100644 index 0000000..7f61ea5 --- /dev/null +++ b/day05/sample3.in @@ -0,0 +1,13 @@ +seed soil +0 0 +1 1 +... ... +48 48 +49 49 +50 52 +51 53 +... ... +96 98 +97 99 +98 50 +99 51 diff --git a/day05/sol.py b/day05/sol.py new file mode 100644 index 0000000..bd3c828 --- /dev/null +++ b/day05/sol.py @@ -0,0 +1,82 @@ +def read_map(input): + map = [] + for line in input: + if not line.strip(): + break + dst, src, count = nums(line) + map.append((dst, src, count)) + return map + + +def lookup(map, n): + for dst, src, count in map: + if src <= n < src+count: + return dst + (n-src) + return n + +def reverse(map, n): + for dst, src, count in map: + if dst <= n < dst+count: + return src + (n-dst) + return n + +def nums(s): + return [int(x) for x in s.split()] + +def read_puzzle(input): + l = next(input) + name,_, data = l.partition(": ") + assert name == 'seeds' + seeds = nums(data) + + maps = {} + for l in input: + if l.strip(): + assert ':' in l + name = l.split()[0] + frm, _, to = name.partition('-to-') + assert frm + assert to + map = read_map(input) + maps[(frm,to)] = map + + print(seeds) + print(maps) + + locs = [] + for n in seeds: + print(n, lookup(maps[('seed','soil')], n), seed2loc(maps, n)) + locs.append(seed2loc(maps, n)) + + print(min(locs)) + + +def seed2loc(maps, n): + for a,b in [ + ('seed', 'soil'), + ('soil', 'fertilizer'), + ('fertilizer', 'water'), + ('water', 'light'), + ('light', 'temperature'), + ('temperature', 'humidity'), + ('humidity', 'location'), + ]: + n = lookup(maps[a,b], n) + return n + +def loc2seed(maps, n): + for m in [ + ('humidity', 'location'), + ('temperature', 'humidity'), + ('light', 'temperature'), + ('water', 'light'), + ('fertilizer', 'water'), + ('soil', 'fertilizer'), + ('seed', 'soil'), + ]: + n = reverse(maps[m], n) + return n + + +import sys +read_puzzle(sys.stdin)