From 7ea48928d57e5a29f828857058edcc3e0cafd9d2 Mon Sep 17 00:00:00 2001 From: Marijn Doeve Date: Wed, 15 Dec 2021 13:33:39 +0100 Subject: [PATCH] 15 --- 10/10.py | 4 +- 11/11.py | 11 ++++++ 11/ex11.in | 10 +++++ 15/15.py | 63 +++++++++++++++++++++++++++++++ 15/ex15.in | 10 +++++ 15/input15.in | 100 ++++++++++++++++++++++++++++++++++++++++++++++++++ 6 files changed, 196 insertions(+), 2 deletions(-) create mode 100644 11/11.py create mode 100644 11/ex11.in create mode 100644 15/15.py create mode 100644 15/ex15.in create mode 100644 15/input15.in diff --git a/10/10.py b/10/10.py index 3f43276..cdf4c7b 100644 --- a/10/10.py +++ b/10/10.py @@ -30,9 +30,9 @@ def part_one(lines: list[str]) -> int: stack = [] for char in list(line): - if char in CLOSING_FOR_OPEN.values(): # Open backets + if char in OPEN: # Open backets stack.append(char) - elif char in CLOSING_FOR_OPEN: # Close brackets + elif char in CLOSE: # Close brackets top = stack.pop() if top != CLOSING_FOR_OPEN[char]: diff --git a/11/11.py b/11/11.py new file mode 100644 index 0000000..1cd2890 --- /dev/null +++ b/11/11.py @@ -0,0 +1,11 @@ +import numpy as np + +if __name__ == "__main__": + import sys + + octopuses = [] + lines = sys.stdin.readlines() + for line in lines: + octopuses.append(int(x) for x in line.split()) + + octopuses = np diff --git a/11/ex11.in b/11/ex11.in new file mode 100644 index 0000000..03743f6 --- /dev/null +++ b/11/ex11.in @@ -0,0 +1,10 @@ +5483143223 +2745854711 +5264556173 +6141336146 +6357385478 +4167524645 +2176841721 +6882881134 +4846848554 +5283751526 diff --git a/15/15.py b/15/15.py new file mode 100644 index 0000000..d5b1fe4 --- /dev/null +++ b/15/15.py @@ -0,0 +1,63 @@ +import numpy as np +from heapq import heappush, heappop +import sys + + +def neighbors(pos: tuple[int, int], shape): + n = [] + if pos[0] > 0: + n.append((pos[0] - 1, pos[1])) + if pos[1] > 0: + n.append((pos[0], pos[1] - 1)) + if pos[0] != shape[0] - 1: + n.append((pos[0] + 1, pos[1])) + if pos[1] != shape[1] - 1: + n.append((pos[0], pos[1] + 1)) + + return n + + +def dijkstra(grid): + dist = np.full_like(grid, np.iinfo(np.int64).max) + + q = [] + + heappush(q, (0, (0, 0))) + dist[0, 0] = 0 + + while q: + dist_u, u = heappop(q) + + if dist[u] < dist_u: + continue + + for neighbour in neighbors(u, grid.shape): + if dist[neighbour] > dist[u] + grid[neighbour]: + dist[neighbour] = dist[u] + grid[neighbour] + heappush(q, (dist[neighbour], neighbour)) + + return dist[(grid.shape[0] - 1, grid.shape[1] - 1)] + + +def multiply_grid(grid: np.ndarray, n=5) -> np.ndarray: + + for axis in range(2): + to_copy = grid.copy() + + for i in range(1, n): + new = to_copy + i + grid = np.concatenate([grid, new], axis=axis) + + grid[grid > 9] -= 9 + + return grid + + +if __name__ == "__main__": + import sys + + grid = np.array( + [[int(x) for x in list(line.strip())] for line in sys.stdin.readlines()] + ) + print("Part one:", dijkstra(grid)) + print("Part two:", dijkstra(multiply_grid(grid))) diff --git a/15/ex15.in b/15/ex15.in new file mode 100644 index 0000000..ab80887 --- /dev/null +++ b/15/ex15.in @@ -0,0 +1,10 @@ +1163751742 +1381373672 +2136511328 +3694931569 +7463417111 +1319128137 +1359912421 +3125421639 +1293138521 +2311944581 diff --git a/15/input15.in b/15/input15.in new file mode 100644 index 0000000..d8b93cf --- /dev/null +++ b/15/input15.in @@ -0,0 +1,100 @@ +4644191171337732143712186124233573969322319997149343221542323211321212169142231235619969739483792471 +2221293392911371411593639962951141752813313921357129613938931533621918583683134152965492646642538116 +2795791297555313411382761825567331471819212315341825911232943151936415218119321513121916912261697597 +1214537613992125712382233916937264885938549131332876391646112221213144242126287714516436119191917362 +1412811515321221111439182464221331329974283623974241113548427128422112192118983384463232121843121141 +3245255675412351991191259591561111991221265214221291175137165299373379821323142951719393624496355173 +7821636439137114454815234184431131151885565811162122141111291739141236111319913333811111656913241523 +1418191421242372241523343828141122624329116111754397113548982293191411111144261229944124833111847376 +1415223811928588114168213319591148928517427169381184991691112118229218263638951854741122722159931213 +1185112211216296846141231621592158511243111111346117648971911331811279689234291837116151264761299521 +2157175132842918592376386235452686111324627214122733298544113111534712212591393262313832165437912113 +1116112493319299432145649149992697711725421154424224312213396977142985512232427326338299642149836196 +6549229499212395113283291496151231611431251843344129142294319947252811251219755391642553173113821296 +4113393621316222283852914519968238256112711138455548538191592324236277743141198979959471862712168221 +1741128134354414241419176117119212641541117881955126161946213118193312324857619874348283423325548598 +3751141123712163925113282172764932353534116546231281293118591422522113149152261498874515989313554314 +4514551971341761251629465312511329291978512148461991612957411327621224192111126296379215871233811481 +3293217144136116298991343111524616863893234462111723531219141172273261192421911186619159615299151135 +7774221151285219996117174373446146141833811666627831912921211686311331622326641123291596353856612959 +1351122214751889195351764143332617127231529144667721221129811142151686112447161472232912114911498432 +7225121617125257598871963211815844737221578124248727132498851251391513323133165922818784851344161916 +1112187345141297179198141512813725433119213925696911577227241222816471151855194112221672612468122119 +1121991355992132552111213132191442529433379222141737721118515814411171128371158391185211772681121151 +3611317119849285611931216381814841117111553118123151123429121933733781431918246438319192543378241244 +2216973154335197135211535821482816136121216777138722357726122631253431191217262219637112927427564151 +5191998411823118893385217392312149124881216981988142455391121911741599925291712131939112984622594162 +9512532169823462117945393432541745813525811441272984121112552932917817923383181475411441151349226821 +3411874821911569271324123211326163841991128122341482721111115399651299314699266658849911711231323912 +7694685861132348951471861817731787685615352753172139744392721512255361251492221911127122613845334296 +1113697413329171211439739511931411924968888839312278319759419239814972811121854533399269742318264862 +3261667141191721233392311941113633191795822122212119221174142635691755551245192319949176814814316991 +2128111325114212336337636612529217112293426976253814989893331386522713418281571915911922457712133131 +8388911376618344994992583184752685539238543959953246364821659122425889299729352751111921721511272199 +2122155921932542114611151421752127825727141198197413114255419142717265333392684821477226612894862559 +1951121655921881375819253119554413525181757211271911799915211551299921612352952113953924955851737855 +8195214285611188396611335793711117151312316188149873422613973825989185924514991359346339783843843334 +5456833919619253912174733996922156217884375932117373542943268995816113232121789731392898427391181116 +4777217181611414812166144323146981138677578415811253842294432341423919922422381614691619319263292673 +1871985126952132273312531611829113511331968253631512251863889446196571436982662319393312117814312223 +4144118646856288731789179912621365532752715112255935546128459221171311137762973879129462196861223341 +5331743126787154471212425952845476245991112234222998154272399175132112413123715171136641911131729182 +6459321122282315131822523312117117212329381828311268157731316333126392285181951389374121861573611883 +1129519121932136168211173395152156158311198521161721877242125629612171323591229332881655592295117452 +4341822521595939622189164981116331219261274132118781411796193741169311918311822217877764111699911254 +4194536129171715722286327511111124828745972271325116713569374751324429292311753151131516413241834449 +2654142945631129956123367481172912142744199122191626922239395112592217148883514168932621184272178615 +4157713294921232144519182476441189526311311114777342965936356951743225131121191824416924178512318511 +6912411821531292292181267613662222516132574199134177394148798111514136319121566731314235317164439911 +1437321155329217229142678137571111359263414123211224312882335825119927798139832929124119648129273158 +1732391818138229589491914619358266961163398213919395213291514999415122435132113734813288381419819249 +4113346921421917866111857654393412952122411689932611554121571489921198684193331141319469559362897418 +3936181514241719511931294342174121311321234132821683441143221627121222912219121123417289754991212193 +5231211979311961116116212251613682828181291627731949883315367221227411122625338116897436595199253162 +2316316823133527186851941188913312213143341419114417621723676119643866413111512137248492799272283874 +3119192116842719272523136623911313937534137524214481191735181477319325633146114939176412112636323417 +2492714192521612141248169319193626151911919321234131296181642619511212191466114432116195132659299995 +8479281136811514162331236428357598113492342253565417152872842112725149934866538744331141447117166111 +8119623422439216225228196551954272643443171919589198617821835123212386869188415911424183945151334241 +2441131613411116653297822116736662114797231228699315262527411234919279976921765231169112216112919848 +3831541198992925558534136856443141276992238182251969817995131132423277612211112197312711991832328931 +4857223123934311294131922752993114976915557976818181275728832322272499252323121313288171744324765443 +6288391134124416473924343716745649381453218212143281127971317811511748813199842175114288225452114924 +2198193117421166796123194192539312141215519112972453238891813111365441112114115347214113916577619519 +4829218134763351139297321322168924116121484533211291255719399319238352153167888261311881156385931422 +1128131518795612511811698671411951513233914459321461852952978173818789621743591166392521464181816178 +1238497511773695513118432223193651911824333381942211111917892631655191328368558712842618374164192141 +5197814252643194532182168116535512142118911412974122512425237539834313411221165712489961923581131921 +5911812939579518465461451173198646171335111185511687173891229811734589488111952535421341871929712588 +1671651526181764772599923144212312319733142231365158737371635371423522142829181192112264525227179493 +7421112826829293192119831269314941212923232123538851869151292117144743917691154582417433994491521943 +9191346716972561945245244324428371279373282126116111451618129133112293262414113689369614111711445421 +2316166312199999129455391528271939493421961982164811491114318795721435615291362213311318321186121151 +9931241122891924292311432346646113846761512131981437311511562199358147246719196723818191337753291332 +1222114361952914555221222296169622784558836751121518966219244215831746229685414172141737963133114493 +5218313115227314139655246183769219129243229111742851151185617522413973822128342227812919165581163524 +9291132423113289278354324575153169229992171127124135461837121234526253159331631693469211222922141974 +8452363325897641925169932431428139199613218111915136812112119111995795222511113131372723121212711118 +2197227213274819481124191141229711865192112947469114147211523239645218213151193132942921122111792371 +9275351123144952331922211614314212365538513531132558123126944517881183166133275219943389521111173193 +1676123311913129662665831191951759436541912564748652528469419649571161712679147469912553225741913996 +3191353128953131423711131716711282864474834951441111829112836519349724223297611712534725619191814221 +4173761111187311916392959649155953281454675178259425336991997957211941375122951384157137917823346849 +6231866821187632943121892433531142499383519821114756411214331534451221651412644522124791217848229112 +4218513612717224329629361592483513734819131413112231512426831431594336223618413472242122315818213821 +1672513521112672575721281934545322131861691451188212512246411624946313848511278356324319145934746199 +7277435215413485681311177121429997231927125112162783124381311646223581365917794813269411132811948118 +1171256993195581123322244392112531112921826117456633951228891118213977135113912128736772927396511155 +7513423614827252911431224428129419471913857316347921811289615226221512981231328492565212872149824422 +4172392667172923414112281271468455913321542234539111143311488844993986926526232111912899467919673129 +2266423275271832192191927133161851111718244711617612592821169634215492721212529519332171925375214519 +2961251383676393331912784833198316856114611437958511134729539811313332428111416135419161136827381511 +2191313432414523594719493126599684313513119243281212311968932355513797175111911888954498999447129422 +4116222439791495331225415853138639142821696183279788473226912132161296116634441352242287514831641639 +2456122986411166492928291613291461786611191281413582887271831192125366139197116411714187313721143319 +3137321286181773323297599141911589613214333724715721771326962716833251289731121417114311929432923141 +4471591643429412532212412921891262226734323514259112982727616315933911299142522382749595219893774213 +8361434437271446111531163739832741723991191369215895121472249713859411711382822931149329516384858813 +7162151376995138977914242232912263921431263824116411237115179847816871745736216484215173821453691814 +1221412352976445211311141195476196991326389881615412212286967548955857131279126264116711124668334891 +6982434645865366398413542122219772368658463742631121963313814929811193197282524243293233246445611618