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83
11/README.md
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11/README.md
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# --- Day 11: Reactor ---
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You hear some loud beeping coming from a hatch in the floor of the factory, so you decide to check it out. Inside, you find several large electrical conduits and a ladder.
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Climbing down the ladder, you discover the source of the beeping: a large, toroidal reactor which powers the factory above. Some Elves here are hurriedly running between the reactor and a nearby server rack, apparently trying to fix something.
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One of the Elves notices you and rushes over. "It's a good thing you're here! We just installed a new server rack, but we aren't having any luck getting the reactor to communicate with it!" You glance around the room and see a tangle of cables and devices running from the server rack to the reactor. She rushes off, returning a moment later with a list of the devices and their outputs (your puzzle input).
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For example:
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```txt
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aaa: you hhh
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you: bbb ccc
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bbb: ddd eee
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ccc: ddd eee fff
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ddd: ggg
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eee: out
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fff: out
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ggg: out
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hhh: ccc fff iii
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iii: out
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```
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Each line gives the name of a device followed by a list of the devices to which its outputs are attached. So, bbb: ddd eee means that device bbb has two outputs, one leading to device ddd and the other leading to device eee.
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The Elves are pretty sure that the issue isn't due to any specific device, but rather that the issue is triggered by data following some specific path through the devices. Data only ever flows from a device through its outputs; it can't flow backwards.
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After dividing up the work, the Elves would like you to focus on the devices starting with the one next to you (an Elf hastily attaches a label which just says you) and ending with the main output to the reactor (which is the device with the label out).
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To help the Elves figure out which path is causing the issue, they need you to find every path from you to out.
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In this example, these are all of the paths from you to out:
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- Data could take the connection from you to bbb, then from bbb to ddd, then from ddd to ggg, then from ggg to out.
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- Data could take the connection to bbb, then to eee, then to out.
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- Data could go to ccc, then ddd, then ggg, then out.
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- Data could go to ccc, then eee, then out.
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- Data could go to ccc, then fff, then out.
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In total, there are 5 different paths leading from you to out.
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How many different paths lead from you to out?
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## --- Part Two ---
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Thanks in part to your analysis, the Elves have figured out a little bit about the issue. They now know that the problematic data path passes through both dac (a digital-to-analog converter) and fft (a device which performs a fast Fourier transform).
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They're still not sure which specific path is the problem, and so they now need you to find every path from svr (the server rack) to out. However, the paths you find must all also visit both dac and fft (in any order).
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For example:
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```txt
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svr: aaa bbb
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aaa: fft
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fft: ccc
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bbb: tty
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tty: ccc
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ccc: ddd eee
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ddd: hub
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hub: fff
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eee: dac
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dac: fff
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fff: ggg hhh
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ggg: out
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hhh: out
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```
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This new list of devices contains many paths from svr to out:
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```txt
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svr,aaa,fft,ccc,ddd,hub,fff,ggg,out
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svr,aaa,fft,ccc,ddd,hub,fff,hhh,out
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svr,aaa,fft,ccc,eee,dac,fff,ggg,out
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svr,aaa,fft,ccc,eee,dac,fff,hhh,out
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svr,bbb,tty,ccc,ddd,hub,fff,ggg,out
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svr,bbb,tty,ccc,ddd,hub,fff,hhh,out
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svr,bbb,tty,ccc,eee,dac,fff,ggg,out
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svr,bbb,tty,ccc,eee,dac,fff,hhh,out
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```
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However, only 2 paths from svr to out visit both dac and fft.
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Find all of the paths that lead from svr to out. How many of those paths visit both dac and fft?
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@ -1,588 +0,0 @@
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vwu: ary btg ioq vxk
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ixs: yql jqu
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vbz: oug smc kkp
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kke: oot eui zff
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lja: mfd vrd
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ooj: yht
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hlz: iav lvo yxb
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kaf: feu
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ebc: ary vxk ioq jbe btg
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qem: out
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feu: pnf dir
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hob: gla
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gnc: vcp
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ixr: orj pmj xry dvi bcy cmm gxr csa
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jet: wco kqk dnd
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kvb: uuy hsf
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iam: ssk you
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oyv: xvw aip kdz
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tzy: def dsa prd rxe
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qgl: awi dtr yfr
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imx: wuc
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jap: btg jbe vxk ary
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dct: beh xhy yop zrv vii hfn bft pkj
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eut: jvl cai dkn ehs
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vvy: bgy
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hzh: ssk you
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yht: tng yss
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ajy: axa ncc
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fop: gsd brx
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fmx: jbe btg vxk ioq
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svd: wcg cos
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tfb: ppk lnn
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lvo: adi scd itg oko leo
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gxr: uzf
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ukl: fft zce ghl
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drm: wjc vnc ehi
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dcg: wpt hck caa ywe
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jwi: mmi nca
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jjl: dct
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def: uii
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tek: ehl tzy ewm jce
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dej: gvl ryx
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yql: dtr awi yfs
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nss: hnh eut xtc wcj eyb jrc wyz wnf uoa rxg tyw tnn jsi
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fqw: nss
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sft: kck nfk
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saf: ibf tiw
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iot: kti ssk you
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kvl: uob lgx nru
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els: goz mvt gyo
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tae: dne
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nhr: kqg yll
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tam: ubt owj mox
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awi: out
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lit: jjl hcx lsz
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sku: wvv tam
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gft: jap
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eui: ogz cps
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owf: lpx bve dxt bdr
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hsf: gla dct
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cai: qdg gft
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qdg: uvw jap
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isc: zhx hki yab lbl
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jbe: hgz zil mkc els
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hfa: ywi
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deb: nss
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hfn: qkc lfn
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jdt: xkd nss
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pky: ubt vvy okw mox
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bgi: kti
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unh: ryx khi
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pxf: cps fop
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qkn: jvj zze
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bbe: zzm cov qzz
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dge: ppp tzy ewm ehl
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odx: xes uzf
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wyx: ixs tng
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zcv: ekq jwi fgh ywo
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kgc: vjb dxf ccr ftz
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rcj: izs ajy
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kpj: jba
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mfq: mfa bjd
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utw: ssb tbg xmn
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wwg: you kti
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iby: onz nzn iep
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rxe: sws
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aah: khc dvp xar iam
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lfn: saf
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wyz: yxb lvo
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uoh: kti ssk you
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sws: hzh bgi off
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kzu: hzh off
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ohx: ifr
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xtq: mmi oqq nca
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ehi: out
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luk: kfr
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wcj: yxb
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ppk: exr apg lkq
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okd: nxt unh odm dej
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nud: jvj
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rri: rkk yht
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xwl: jzd gso uys rwo
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okw: emf gla bgy ylc
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ifh: lbl yab
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wse: ssk you
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scx: khi gvl
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wqr: ohk tyg bpg ylm
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cjd: wvv tam pky
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kck: vcb tiq
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mdx: qkc
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nxt: ryx khi
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zpf: ukl
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ppp: prd iri
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yop: nlw paj
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you: ixw wnh hfa xrx ake gzk vcc taw
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caa: dct emf gla ylc
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cos: yab
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kfr: xeg tkf
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njb: dih ebc zpw fmx
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yvx: wrm
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wuc: aah rqa
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xry: glr qhv
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hck: gla dct ylc bgy
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cvm: qem pcr
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ubr: dnd
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ctp: axj rri pac ijl
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cps: brx gsd wwm
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uoa: njb
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dwa: zur cov zzm
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rii: unh
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jsg: xqw rii
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kpn: pxf oot
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ccr: oio gmn
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xwz: tiq dcg vcb
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yab: gck uoh wwg jzf
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fvh: zce fft
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put: bff bdo
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lbl: zvj wwg uoh gck
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jvj: ywo fgh
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iep: xna
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vyd: xgm
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enl: fvh
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uii: hzh off bgi
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eoc: tca nzn kpj
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zgx: mrd tld svd
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rdl: bgy emf gla
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tzd: dir
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ldo: dej
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prd: kzu
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ptk: jch
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mlp: luk bnr tae
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pkj: nmr paj
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oen: vbz
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zpw: jbe
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tru: wrm
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rqx: odx fcf csa cmm rcj qcs prp pmj
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mnu: mtf yiy
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yiy: ary jbe btg ioq
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axu: pct
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mkc: awl
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kti: nhr ctp qta wnh xrx fvq vcc bec naf sog jzw gjx ake iiq gzk ixw yxm mwn isy taw jsg hfa pjv tio
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dwo: nss xkd idh
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leo: btg
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nru: out
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pcr: out
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vrd: izg
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ajb: dct gla ylc
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inc: svd mrd
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iri: kzu uii sws
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yuz: ylc bgy emf
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bwx: vcp wuc qpp
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knk: dwo cwq fqw pcq clg
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lgq: idh xkd
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bpg: ths dvj wse
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cyb: mvt gyo
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hsi: nca wrm
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prp: glr
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bft: tpq xgj pzr
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lnn: mnu ohx lkq
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zwz: nru dai
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beh: ibu qnz vwc
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qnz: uju
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xna: jjl hcx lsz
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cwq: idh nss
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gqj: kxp dkc snm
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nlw: whi ubr mvg
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uju: idh
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hnq: kti you ssk
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ubt: ylc dct gla
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dxs: wjc lbs
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orj: xwb uzf xes
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hty: idh
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nxd: ztf drm gxu
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vvf: tam pky
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uuy: gla emf ylc bgy
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nzn: xna
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vjb: gmn vgz fnk oio fee
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svr: rqx hlx yqu ixr
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zil: tld svd
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bnr: frn kfr dne
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skt: mvt
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yll: rhg gkn unj oyv
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dkc: rjq agq ebp lgq
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bqh: zzm zur
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sdl: axa owf ncc
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hjb: xwl uyr
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dkn: gft bao
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mfd: cnk hnb
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qcs: mnm tzd feu
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wyd: nss
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ubd: ibf
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tfw: bgy ylc dct emf
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qrx: out
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jzf: kti
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axj: rrl wyx rkk yht
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fvq: bfv kqg
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||||||
wco: hty jdt deb
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|
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pmk: jbe btg ioq ary
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|
||||||
bwn: xtq
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||||||
xqq: ads pux epo
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zup: zpw ebc
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||||||
gso: out
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ege: odm
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||||||
xkd: uoa eut hnh wyz hlz fnq
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||||||
pzd: qem pcr wlg
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||||||
sog: rii ldo okd
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|
||||||
hcx: bgy ylc dct emf gla
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||||||
fee: knt fqx hnq
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||||||
lgx: out
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||||||
ixx: mvt
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|
||||||
gze: azp
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|
||||||
bfv: nnk gkn rhg unj
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|
||||||
idh: eyb eut hlz tyw rxg wnf lkn ofh ukr wcj jsi tnn uoa jrc wyz
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||||||
pum: kvb
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||||||
cov: ary ioq vxk jbe
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||||||
lbs: out
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||||||
lkn: fsv zup
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||||||
oko: vxk ioq jbe ary
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||||||
iav: leo oko itg
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|
||||||
dvp: you
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||||||
awl: vcp vyd wuc
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|
||||||
dak: axa owf
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|
||||||
kgs: dih ebc
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||||||
mwn: psf utw
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|
||||||
ofh: tfb det
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|
||||||
hnb: pux lyb epo qho
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|
||||||
vii: paj
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||||||
xar: you
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|
||||||
jmi: hty
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||||||
exr: mtf pmk
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||||||
dnd: jdt
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||||||
tyw: iav yxb
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||||||
fcf: qkn nio nud
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zzt: ssk you
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gzk: yll bfv
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||||||
fnk: fqx
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||||||
zur: btg ary
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||||||
ghl: uuy
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||||||
ocr: tlx lnn
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||||||
qho: idh xkd
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owj: emf gla ylc
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bjd: mmp bwn xpd
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||||||
ads: nss
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||||||
xtc: ehs dkn syx cai
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zff: ogz cps
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ikk: pzr tpq
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ogz: gsd wwm
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lmh: iby dxx eoc
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iiq: oen nrm dii
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ftp: out
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||||||
egb: bnr
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||||||
loc: gla dct bgy
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|
||||||
lzx: wse dvj
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||||||
rqa: dvp khc
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||||||
anv: tiq pct vcb dcg
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|
||||||
mfa: xpd mmp bwn
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|
||||||
wrm: ywp kpn sku lmh kke fui zpf cjd yme gze sft ars mjk xau ags
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||||||
csa: izs dak qzw ajy
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tpg: emf gla bgy ylc
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||||||
wnh: sar psf
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||||||
pmj: qkn
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||||||
yrt: xwl
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||||||
smc: tss
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||||||
yor: out
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||||||
clg: idh
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|
||||||
mja: yrt oyn hjb
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||||||
dai: out
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|
||||||
rrl: yss
|
|
||||||
ixw: xqw ldo okd
|
|
||||||
ywp: kck anv nfk axu xwz
|
|
||||||
dvi: sdl dak
|
|
||||||
tng: qgl jqu yql
|
|
||||||
qhv: ynr
|
|
||||||
dxx: kpj nzn iep
|
|
||||||
ynr: bwn mmp xpd
|
|
||||||
gzt: pcr
|
|
||||||
gby: lbs ehi vnc qto
|
|
||||||
kdz: dxs gby drm gxu
|
|
||||||
yfs: out
|
|
||||||
wpt: bgy gla
|
|
||||||
qzw: axa
|
|
||||||
bgy: beh xpw uzo vii dbj mdx csq
|
|
||||||
xvw: gxu ztf
|
|
||||||
wlg: out
|
|
||||||
hjq: yor ftp qrx
|
|
||||||
vcp: aah fek
|
|
||||||
wvv: okw mox
|
|
||||||
hqt: roe vjb dxf ccr ftz
|
|
||||||
lno: wrm
|
|
||||||
goz: dac wqr
|
|
||||||
waw: oqq mmi
|
|
||||||
gqv: vbz
|
|
||||||
xwb: yvx vxb xug
|
|
||||||
hlx: kaf odx cmm xry rsn tun prp csa gxr bcy opw fts dvi rcj
|
|
||||||
tiw: dwo cwq pcq clg
|
|
||||||
tnn: bqh dwa bbe
|
|
||||||
agq: nss
|
|
||||||
xrx: psf utw sar
|
|
||||||
tun: glr mfq
|
|
||||||
aip: drm gby ztf
|
|
||||||
pac: tgh rrl rkk
|
|
||||||
qpp: xgm fek aah
|
|
||||||
tbg: yrt oyn hjb
|
|
||||||
fzm: pzu kkp
|
|
||||||
ehs: cif bao qdg
|
|
||||||
ags: eoc
|
|
||||||
hie: dct gla
|
|
||||||
ifr: ary vxk jbe btg
|
|
||||||
gkn: aip kdz xvw
|
|
||||||
izg: qho ads
|
|
||||||
fgh: oqq
|
|
||||||
paj: jet whi
|
|
||||||
eoj: awl bwx gnc imx
|
|
||||||
dtr: out
|
|
||||||
ncc: bdr bve dxt lpx
|
|
||||||
zhx: gck jzf wwg zvj
|
|
||||||
unj: kdz xvw
|
|
||||||
lin: uyr xwl gww
|
|
||||||
tca: jba
|
|
||||||
kqg: nnk unj rhg gkn
|
|
||||||
psf: xmn hwm
|
|
||||||
bff: vix ubd saf
|
|
||||||
jrw: tpg ajb hie pww
|
|
||||||
pww: dct gla ylc bgy
|
|
||||||
xmn: kzo lin oyn
|
|
||||||
ywi: vbz
|
|
||||||
fek: zzt khc dvp xar iam
|
|
||||||
uob: out
|
|
||||||
fbh: frn kfr
|
|
||||||
qbp: saf vix
|
|
||||||
tld: isc wcg
|
|
||||||
gvl: cvm pzd
|
|
||||||
trj: cnk
|
|
||||||
ijl: tgh rrl rkk yht wyx
|
|
||||||
avv: pum fvh
|
|
||||||
tkf: kxl ftp yor qrx
|
|
||||||
itg: ary vxk ioq jbe
|
|
||||||
tgh: ixs
|
|
||||||
shk: out
|
|
||||||
jce: iri prd def rxe
|
|
||||||
uzo: fqs dkc snm
|
|
||||||
bao: vwu jap
|
|
||||||
kxl: out
|
|
||||||
uzf: xug vxb waw oxx yvx
|
|
||||||
khi: pzd gfd gzt
|
|
||||||
pux: nss
|
|
||||||
vxb: oqq nca
|
|
||||||
gmn: iot hnq
|
|
||||||
zzm: jbe btg ioq ary
|
|
||||||
nfk: dcg vcb pct tiq
|
|
||||||
ewm: dsa
|
|
||||||
wvf: qxl gnc bwx awl
|
|
||||||
nmr: jet ubr mvg
|
|
||||||
lpl: tlx ppk lnn
|
|
||||||
ebp: xkd
|
|
||||||
kqx: lyb pux ads
|
|
||||||
mvt: dac gio wqr
|
|
||||||
fqx: kti you
|
|
||||||
isy: rac mlp amh
|
|
||||||
frn: tkf hjq xeg
|
|
||||||
ywo: wrm
|
|
||||||
amh: fbh wwr luk bnr
|
|
||||||
xsk: xkd nss idh
|
|
||||||
kkp: kvl tss
|
|
||||||
gjx: kqg
|
|
||||||
bdr: mmi nca wrm
|
|
||||||
emf: bft pkj put vii zrv hfn uzo beh ptk gqj
|
|
||||||
izs: ncc owf
|
|
||||||
xgj: vrd bqn
|
|
||||||
xpw: ibu qnz
|
|
||||||
uys: out
|
|
||||||
fsv: ebc
|
|
||||||
ekq: nca oqq mmi
|
|
||||||
scd: vxk ioq jbe
|
|
||||||
tpq: vrd bqn
|
|
||||||
tiq: hck wpt caa ywe
|
|
||||||
tgl: goz mvt gyo
|
|
||||||
jzd: out
|
|
||||||
ylc: ptk uzo gqj zrv vii xhy wss hfn ikk bft csq pkj
|
|
||||||
gyo: gio
|
|
||||||
zze: ywo ekq
|
|
||||||
tss: lgx uob vip
|
|
||||||
fny: ibu vwc
|
|
||||||
dvj: you ssk
|
|
||||||
pnf: lln gic
|
|
||||||
ssk: wnh yxm iiq gzk sog jsg gjx tio pjv fvq isy naf taw bec
|
|
||||||
fui: azp iso jrw
|
|
||||||
oug: zwz tss
|
|
||||||
gic: oqq mmi
|
|
||||||
khc: you kti
|
|
||||||
lsz: bgy emf dct
|
|
||||||
fts: qzw izs
|
|
||||||
det: tlx ppk
|
|
||||||
nrm: fzm apf vbz
|
|
||||||
vcc: psf
|
|
||||||
yqu: xry tun qcs prp odx kaf cmm csa gxr bcy opw dvi fts
|
|
||||||
jrc: ocr det tfb lpl
|
|
||||||
xau: iby eoc dxx
|
|
||||||
opw: nud
|
|
||||||
ibf: cwq pcq clg
|
|
||||||
wwr: frn dne
|
|
||||||
ohk: ths kji
|
|
||||||
vcb: ywe caa wpt
|
|
||||||
gww: uys jzd rwo
|
|
||||||
mmp: dsr tvk
|
|
||||||
rac: wwr
|
|
||||||
gck: ssk
|
|
||||||
vnc: out
|
|
||||||
rxg: zup kgs fsv
|
|
||||||
jvl: bao cif
|
|
||||||
dac: lzx ohk tyg bpg
|
|
||||||
mjk: eui
|
|
||||||
yme: fvh ukl mht
|
|
||||||
dii: fzm
|
|
||||||
dsa: kzu
|
|
||||||
adi: vxk ary
|
|
||||||
oxx: mmi oqq nca wrm
|
|
||||||
sar: hwm mja tbg xmn
|
|
||||||
tyg: dvj kji ths
|
|
||||||
vwc: uju wyd
|
|
||||||
off: you ssk
|
|
||||||
qta: xqw
|
|
||||||
odm: khi
|
|
||||||
tvk: mmi nca oqq wrm
|
|
||||||
kzo: gww
|
|
||||||
dbj: fqs snm dkc
|
|
||||||
azp: pww hie ajb
|
|
||||||
ibu: xsk aof
|
|
||||||
dsr: wrm nca oqq mmi
|
|
||||||
cif: vwu jap uvw
|
|
||||||
gfd: wlg pcr
|
|
||||||
vgn: ylc bgy gla
|
|
||||||
dih: jbe btg vxk ioq ary
|
|
||||||
ynh: hki zhx
|
|
||||||
lkq: wzy
|
|
||||||
pcq: xkd nss
|
|
||||||
pzu: kvl
|
|
||||||
eyb: bqh dwa
|
|
||||||
tio: ooj pac
|
|
||||||
dxf: fnk
|
|
||||||
ary: wvf cyb azq kgc hgz dkh llx eoj tek els zil tgl bpx
|
|
||||||
wwm: pnb rdl tfw yuz
|
|
||||||
dxt: mmi oqq wrm
|
|
||||||
ufr: wwr fbh tae luk
|
|
||||||
epo: idh xkd nss
|
|
||||||
naf: rii ege
|
|
||||||
ftz: fee
|
|
||||||
xqw: odm dej scx
|
|
||||||
mox: dct
|
|
||||||
mht: ghl kvb
|
|
||||||
rhg: aip kdz
|
|
||||||
vxk: wvf cyb mkc zgx skt qau ixx azq hgz llx zil eoj
|
|
||||||
taw: egb amh mlp ufr
|
|
||||||
bec: kqg yll bfv
|
|
||||||
ioq: zgx qau tgl dge tek eoj azq hqt ixx
|
|
||||||
kxp: rjq lgq
|
|
||||||
fft: uuy pms loc hsf
|
|
||||||
jsi: syx
|
|
||||||
ylm: wse
|
|
||||||
bqn: kqx xqq
|
|
||||||
zce: uuy vgn hsf
|
|
||||||
onz: xna jba lit
|
|
||||||
qau: tzy
|
|
||||||
azq: roe vjb ccr
|
|
||||||
ztf: lbs
|
|
||||||
wcg: lbl yab hki
|
|
||||||
ryx: gzt gfd cvm pzd
|
|
||||||
nca: xau mjk ags yme gze sft enl zpf kke fui kpn vvf lqy
|
|
||||||
snm: ebp lgq rjq agq
|
|
||||||
whi: jmi rzu wco
|
|
||||||
vix: knk
|
|
||||||
yfr: out
|
|
||||||
bdo: saf vix
|
|
||||||
jba: hob
|
|
||||||
oio: knt
|
|
||||||
gxu: qto vnc lbs
|
|
||||||
xpd: tvk
|
|
||||||
cnk: ads epo lyb pux
|
|
||||||
rzu: hty
|
|
||||||
qto: out
|
|
||||||
zvj: kti you ssk
|
|
||||||
gla: dbj csq mdx pkj bft ikk hfn yop wss put fny vii zrv uzo beh ptk gqj
|
|
||||||
rwo: out
|
|
||||||
hgz: mrd
|
|
||||||
bcy: xes
|
|
||||||
uyr: gso jzd
|
|
||||||
apg: ifr pmk wzy yiy
|
|
||||||
jch: agq lgq ebp
|
|
||||||
xeg: shk qrx kxl yor ftp
|
|
||||||
qzz: ioq vxk jbe
|
|
||||||
rjq: xkd idh
|
|
||||||
ake: egb
|
|
||||||
wnf: lvo
|
|
||||||
oyn: uyr
|
|
||||||
bpx: ppp
|
|
||||||
xhy: lja tpq xgj
|
|
||||||
cmm: xwb uzf xes
|
|
||||||
pzr: trj vrd
|
|
||||||
kji: ssk you kti
|
|
||||||
fqs: rjq ebp
|
|
||||||
uvw: ary btg ioq vxk
|
|
||||||
yxm: oen ywi nrm dii
|
|
||||||
hki: jzf
|
|
||||||
csq: tpq lja pzr
|
|
||||||
ars: iso
|
|
||||||
zrv: pzr xgj lja tpq
|
|
||||||
jqu: awi yfs
|
|
||||||
iso: tpg hie
|
|
||||||
gio: bpg ohk tyg lzx
|
|
||||||
ehl: rxe def iri dsa prd
|
|
||||||
oot: cps ogz
|
|
||||||
axa: bve dxt qys lpx
|
|
||||||
pct: wpt ywe caa
|
|
||||||
kqk: hty jdt deb
|
|
||||||
urb: lno tru
|
|
||||||
btg: dkh inc zil tgl eoj tek cyb mkc qau azq kgc ixx hqt
|
|
||||||
lpx: nca
|
|
||||||
pms: emf gla ylc
|
|
||||||
qys: wrm nca oqq mmi
|
|
||||||
ssb: yrt
|
|
||||||
nnk: nxd xvw aip
|
|
||||||
wjc: out
|
|
||||||
pnb: dct emf gla bgy
|
|
||||||
oqq: cjd sft zpf enl mjk ags ywp vvf kke sku lmh
|
|
||||||
rkk: tng ixs
|
|
||||||
vip: out
|
|
||||||
glr: mfa
|
|
||||||
ywe: bgy ylc emf
|
|
||||||
mnm: dir urb
|
|
||||||
hwm: lin
|
|
||||||
aof: xkd idh
|
|
||||||
knt: kti
|
|
||||||
mmi: cjd gze avv ywp ars lqy vvf kpn
|
|
||||||
nio: zze zcv
|
|
||||||
xes: yvx oxx vxb
|
|
||||||
vgz: hnq fqx knt
|
|
||||||
hnh: njb kgs fsv zup
|
|
||||||
apf: kkp pzu oug
|
|
||||||
qkc: vix ubd
|
|
||||||
dne: hjq xeg
|
|
||||||
rsn: feu tzd
|
|
||||||
xug: mmi oqq nca wrm
|
|
||||||
qxl: vyd qpp
|
|
||||||
wzy: btg jbe
|
|
||||||
lyb: nss xkd
|
|
||||||
ths: you
|
|
||||||
roe: vgz fee oio
|
|
||||||
wss: qbp
|
|
||||||
gsd: pnb
|
|
||||||
ukr: tfb lpl ocr
|
|
||||||
mrd: ifh ynh cos isc wcg
|
|
||||||
bve: mmi nca wrm
|
|
||||||
fnq: bqh bbe
|
|
||||||
dir: hsi tru lno
|
|
||||||
jzw: nrm ywi oen gqv
|
|
||||||
mvg: dnd jmi wco
|
|
||||||
syx: qdg bao cif gft
|
|
||||||
lqy: anv axu xwz
|
|
||||||
llx: qxl gnc awl
|
|
||||||
yss: qgl
|
|
||||||
mtf: ary vxk btg jbe
|
|
||||||
tlx: ohx mnu apg
|
|
||||||
pjv: axj ooj ijl
|
|
||||||
xgm: zzt khc iam xar
|
|
||||||
brx: yuz tfw rdl
|
|
||||||
lln: mmi oqq wrm
|
|
||||||
dkh: mrd
|
|
||||||
yxb: itg adi scd
|
|
||||||
|
|
@ -1,10 +0,0 @@
|
||||||
aaa: you hhh
|
|
||||||
you: bbb ccc
|
|
||||||
bbb: ddd eee
|
|
||||||
ccc: ddd eee fff
|
|
||||||
ddd: ggg
|
|
||||||
eee: out
|
|
||||||
fff: out
|
|
||||||
ggg: out
|
|
||||||
hhh: ccc fff iii
|
|
||||||
iii: out
|
|
||||||
58
11/main.py
58
11/main.py
|
|
@ -1,58 +0,0 @@
|
||||||
#!/usr/bin/env python3
|
|
||||||
|
|
||||||
from logging import debug, DEBUG, basicConfig
|
|
||||||
from sys import argv
|
|
||||||
|
|
||||||
|
|
||||||
io: dict[str, list[str]] = {}
|
|
||||||
paths: list[list[str]] = []
|
|
||||||
|
|
||||||
|
|
||||||
def parse_input(input_filepath: str) -> dict[str, list[str]]:
|
|
||||||
|
|
||||||
with open(file=input_filepath, mode="r") as input_file:
|
|
||||||
input_data: list[str] = input_file.readlines()
|
|
||||||
|
|
||||||
debug(f"\n\nRAW INPUT: {input_data}\n\n")
|
|
||||||
|
|
||||||
input_dict = {}
|
|
||||||
for line in input_data:
|
|
||||||
input_dict[line.strip().split(":")[0]] = line.strip().split(" ")[1:]
|
|
||||||
|
|
||||||
return input_dict
|
|
||||||
|
|
||||||
|
|
||||||
def traverse_path(path: list[str]):
|
|
||||||
global paths
|
|
||||||
if path[len(path) - 1] == "out":
|
|
||||||
paths.append(path)
|
|
||||||
return
|
|
||||||
elif path[len(path) - 1] in path[:-1]:
|
|
||||||
return
|
|
||||||
for p in io[path[len(path) - 1]]:
|
|
||||||
traverse_path(path + [p])
|
|
||||||
|
|
||||||
|
|
||||||
def find_paths():
|
|
||||||
global paths
|
|
||||||
path = ["you"]
|
|
||||||
traverse_path(path)
|
|
||||||
|
|
||||||
|
|
||||||
def main() -> None:
|
|
||||||
global io
|
|
||||||
global paths
|
|
||||||
input_filepath = "input/server_rack.txt"
|
|
||||||
io = parse_input(input_filepath)
|
|
||||||
debug(f"INPUT DICT: {io}")
|
|
||||||
find_paths()
|
|
||||||
debug(f"PATHS FOUND: {paths}")
|
|
||||||
print(f'There are {len(paths)} paths from "you" to "out"')
|
|
||||||
return
|
|
||||||
|
|
||||||
|
|
||||||
if __name__ == "__main__":
|
|
||||||
if "-d" in argv or "--debug" in argv:
|
|
||||||
basicConfig(filename="debug.log", level=DEBUG)
|
|
||||||
main()
|
|
||||||
exit(0)
|
|
||||||
Loading…
Reference in a new issue