diff --git a/2023/inputs/day08 b/2023/inputs/day08
new file mode 100644
index 0000000..9bf3e0b
--- /dev/null
+++ b/2023/inputs/day08
@@ -0,0 +1,748 @@
+LLLRLRLRLLRRRLRRRLRRRLLLRLRLLRRLLRRLRLRLLRLRLRRLLRRRLRLLRRLRRRLRRLLLRRRLRRRLRRRLLLLRRLRRRLRLRRRLRRLLRLRLRRRLRRRLRRLRRRLLLLLLRLRRRLLLLRLRRRLRRRLRLRRLRLRLRLRLRRRLLRRLRLRRLRRLRRLLRLLLRRLRLLRRLRLRRLRRRLRRLLRLRLRLRRLLRLLRRLLLRLRLRRRLRRLLRRRLRLRLRRLLRLRLRLRRLRLRLRRLRRLLRRLRRRLRRRLLLRRRR
+
+MQF = (DDG, LSH)
+QJP = (PCT, XKJ)
+JXF = (PMG, NBN)
+JCK = (QCD, NRG)
+LPD = (NTM, NTM)
+DLN = (TXM, QRG)
+MTG = (KGC, DMM)
+KFV = (FXH, QLX)
+SCJ = (HQH, XSD)
+JKJ = (PMX, MHH)
+SJK = (JXM, GRQ)
+CJZ = (DPF, RMT)
+QXM = (HGC, SMX)
+XJS = (NRV, CCL)
+QLB = (RCH, QVQ)
+KDB = (QKT, BJB)
+FCX = (DXG, SGQ)
+PCT = (DXR, PTS)
+MGJ = (FKF, HNG)
+VBN = (RBK, JPL)
+TRH = (SRT, VJV)
+PGK = (SNP, QLP)
+XVK = (KFK, QQC)
+SXC = (XTB, DPQ)
+HNG = (VXF, MVH)
+QHT = (TTD, LBH)
+LMK = (QQT, QTP)
+DXR = (KCT, KQS)
+FSA = (RXT, BLP)
+GHK = (JMM, VBN)
+DMM = (VQM, LTG)
+FBQ = (FSV, GHJ)
+KCN = (QVR, TDG)
+KBF = (XNM, HBL)
+KJP = (FKG, CJZ)
+JLH = (CKG, XLV)
+RJX = (KKN, RJH)
+PFS = (BVC, SXR)
+DHM = (HXV, FRV)
+KFK = (PLL, GQC)
+CNB = (KNS, HVP)
+DDG = (QTS, VRJ)
+QVT = (JCK, DJQ)
+LRB = (TXD, MPR)
+DMS = (QVD, MFS)
+PMJ = (LNN, NPJ)
+BXD = (MLL, QKQ)
+DGF = (FMX, PKP)
+RHQ = (RJH, KKN)
+MRG = (TNN, LLX)
+BBM = (VFP, VGF)
+PLP = (BBK, KFX)
+RSN = (SBN, DQF)
+XTP = (HMT, XNV)
+LLX = (KBF, TDV)
+KHR = (QGL, NCM)
+PFB = (SXR, BVC)
+NKP = (JTF, BJH)
+RPH = (RSN, VBM)
+HBL = (LVT, JXF)
+CBC = (LRB, QGN)
+FXH = (GCH, KBD)
+QTF = (KVL, DLS)
+RPQ = (FJB, RMD)
+SLD = (MSH, NSN)
+PXF = (QXM, HDF)
+QBJ = (RDQ, DJH)
+QPH = (RKJ, CSC)
+TVF = (JMC, MTV)
+MJM = (DLM, BQS)
+XQV = (LCD, QCL)
+KQH = (SJK, BPR)
+CSC = (BLD, PDP)
+BLP = (XVK, LJB)
+BBK = (DJT, LLJ)
+PSH = (GQH, RBQ)
+RMD = (XQV, KFT)
+TJJ = (QLV, HPG)
+STS = (BSB, TMP)
+FPN = (TCK, GLD)
+JPF = (VCS, CMQ)
+NVX = (TLD, GMD)
+XLV = (LKV, QNK)
+GSF = (CKS, BVB)
+QHR = (KTV, KPG)
+JRX = (FPN, DTC)
+KGC = (VQM, LTG)
+SSK = (NHP, NHP)
+GLN = (RMX, NGG)
+NPJ = (QRV, KTB)
+PCP = (XSF, BPL)
+JTF = (LSL, BHB)
+TDV = (HBL, XNM)
+FKV = (JVF, HKK)
+GSG = (QJP, CLF)
+QNK = (XNQ, CGQ)
+RQT = (QVQ, RCH)
+XNT = (RKM, XRV)
+JMM = (RBK, JPL)
+LSL = (NGH, KCN)
+QLQ = (TLV, KDN)
+KXR = (KRH, KRH)
+QLV = (GSR, BQV)
+PMG = (LPH, XFB)
+VNF = (LVQ, HHG)
+CSS = (RKK, RQN)
+HGR = (PVX, LFX)
+QGN = (MPR, TXD)
+XNQ = (GTJ, LXQ)
+QQC = (GQC, PLL)
+CKR = (KQH, HQD)
+TLD = (JLJ, VFL)
+XSD = (TTQ, LDQ)
+FXF = (BXS, LMQ)
+ZZZ = (QBJ, MJJ)
+HPG = (GSR, BQV)
+LJC = (RNF, FNK)
+CCL = (DXF, HRM)
+FQR = (QBF, CLH)
+GHJ = (MPS, NRB)
+LLJ = (NVX, BTR)
+MCQ = (RTG, CTK)
+PLL = (DJD, FTV)
+BLD = (XGL, NDH)
+MLL = (NHV, PPJ)
+KDN = (LLS, DLN)
+KKN = (DCC, CCH)
+FHB = (TCJ, VLF)
+HCC = (RDN, TRJ)
+TGV = (TKF, CFG)
+TKB = (SVJ, KHH)
+QDN = (RXG, PFF)
+GQN = (RKT, NKK)
+FLV = (TLV, KDN)
+KTV = (LKK, VGH)
+XHQ = (JLX, SNS)
+MHN = (DHV, KMD)
+DLD = (SSQ, LDK)
+DKD = (CKR, JPC)
+SRD = (KPP, LFS)
+LVT = (PMG, NBN)
+KPP = (FLQ, XTX)
+BQV = (GLN, NQG)
+BSB = (KHR, FGL)
+HGC = (DBX, QTF)
+DSF = (RBQ, GQH)
+GRQ = (MVQ, RVP)
+JGT = (SFN, GQT)
+HDF = (SMX, HGC)
+QBF = (VKF, XHQ)
+QKM = (JTV, LPP)
+LJB = (QQC, KFK)
+NTH = (QQV, MHS)
+QTX = (FMX, PKP)
+HCQ = (FFT, CBC)
+XKJ = (DXR, PTS)
+BHH = (KPP, LFS)
+GRH = (QLQ, FLV)
+FNX = (MJX, PFZ)
+HQN = (CKS, BVB)
+SJV = (CGF, VKD)
+RDL = (QJV, MLX)
+MFR = (DMF, CFD)
+LPF = (SRD, BHH)
+HCP = (MPV, NVL)
+KNS = (VCD, LJL)
+CDX = (LLX, TNN)
+SGS = (KMC, RQK)
+HQS = (NKP, FRN)
+QVD = (VML, QHT)
+NRG = (LDS, SCH)
+BVB = (HCP, NVM)
+RBK = (QLB, RQT)
+MPV = (CGR, TSC)
+VFP = (JXP, QCM)
+QFS = (DFQ, FHB)
+FTK = (LSH, DDG)
+TJH = (KPL, KTR)
+HQF = (MQF, FTK)
+FGX = (HVP, KNS)
+DDK = (NTM, JNC)
+BJC = (SQK, RGB)
+HVP = (VCD, LJL)
+LTG = (RMV, CJC)
+BNR = (CSS, RBN)
+GQT = (LCN, DTK)
+XSF = (BGT, FCN)
+SSQ = (KTL, JMR)
+RNH = (BXH, BXH)
+FTV = (CMM, PBL)
+QRK = (TSF, QFS)
+CLR = (NFS, PGK)
+SRJ = (PFV, SHX)
+FQT = (QKT, BJB)
+FRN = (BJH, JTF)
+RCN = (NRV, CCL)
+QTM = (CKR, JPC)
+JHT = (HRC, NVR)
+KVB = (KRH, KKT)
+HJG = (GHN, GHN)
+RNF = (QFF, CKV)
+PTT = (VNT, FNX)
+GRB = (SVJ, KHH)
+TRJ = (PVJ, QKP)
+MHS = (FCV, JXD)
+VBM = (SBN, DQF)
+DLM = (VNH, SCJ)
+PPJ = (DMH, PHJ)
+QJN = (LSX, KBN)
+HXV = (SMH, BJP)
+GVL = (VMV, DKF)
+QCG = (FKV, NVD)
+FNM = (XRV, RKM)
+JQJ = (NVT, HGR)
+KVX = (GRG, PMJ)
+JLV = (SMG, RPH)
+TXD = (MFN, HQG)
+TLJ = (FHD, MHN)
+RPV = (GKH, BPT)
+CPR = (JLH, PLC)
+FLQ = (TPR, LGG)
+BTF = (HGR, NVT)
+GCH = (QPT, FDV)
+JCF = (GHM, NKS)
+CLF = (PCT, XKJ)
+RMT = (QKM, XCP)
+KPL = (DJB, VLV)
+RMV = (NMS, HCC)
+XRV = (VPH, PHH)
+HBB = (XKH, FBQ)
+PXB = (QBF, CLH)
+HMR = (PCP, LMJ)
+KCT = (PFS, PFB)
+DCC = (MBP, BJC)
+VFV = (VBD, HQS)
+DJB = (BQX, SLD)
+MFS = (VML, QHT)
+RPC = (PHR, JFD)
+RDS = (LFC, RNK)
+KMC = (RPR, NRL)
+CJD = (VJN, GKK)
+VST = (VCS, CMQ)
+VMC = (RPC, MCV)
+VJV = (XTP, DRK)
+BXH = (RXT, BLP)
+PNQ = (DSF, PSH)
+RJJ = (FXH, QLX)
+NKS = (QDQ, DPP)
+QDQ = (SJV, MRP)
+HQQ = (CJD, DVT)
+LKV = (CGQ, XNQ)
+KTL = (HFF, FPS)
+MBP = (RGB, SQK)
+MQQ = (HCQ, MDL)
+BQS = (SCJ, VNH)
+NRT = (FJD, HTS)
+HHG = (RTC, RPQ)
+VNH = (XSD, HQH)
+QTS = (QTG, MHD)
+DJQ = (NRG, QCD)
+MDX = (BPT, GKH)
+QJV = (QQP, VLJ)
+HBD = (HBB, CKC)
+GBF = (HJG, FPV)
+VDC = (JFJ, VNF)
+MPH = (PFV, SHX)
+TPR = (BXD, FVX)
+KFX = (DJT, LLJ)
+LSX = (VKN, STS)
+HJL = (KFX, BBK)
+QLT = (KGC, DMM)
+QFF = (BJM, QCG)
+DVM = (GCD, FSC)
+MHD = (JCF, JPJ)
+DPQ = (JJX, GNL)
+NMS = (TRJ, RDN)
+VLJ = (XJB, HSJ)
+JSP = (MHN, FHD)
+BTR = (GMD, TLD)
+TTD = (SPC, DFJ)
+QKT = (XPV, BVJ)
+MKK = (HCQ, MDL)
+LFC = (LSS, GQN)
+QGL = (RPG, HGJ)
+JDT = (FPN, DTC)
+NCM = (RPG, HGJ)
+LCN = (QLT, MTG)
+VGS = (VJV, SRT)
+CGF = (FXF, STT)
+KQS = (PFB, PFS)
+PFF = (DLD, MRJ)
+LSH = (QTS, VRJ)
+FGF = (MPH, SRJ)
+BJG = (TVF, BDN)
+HQR = (CXG, CPR)
+JVF = (RGM, NCG)
+SNP = (BLN, DFD)
+DQH = (GSC, CFT)
+JVA = (RMT, DPF)
+VPH = (CRN, CHT)
+DFQ = (VLF, TCJ)
+DFD = (HQR, QDF)
+NJH = (RXG, PFF)
+DTK = (QLT, MTG)
+MJJ = (DJH, RDQ)
+GGB = (CFT, GSC)
+SMH = (RHQ, RJX)
+NFS = (SNP, QLP)
+LNV = (XLR, KQF)
+LCD = (FNM, XNT)
+GQH = (JDT, JRX)
+JPJ = (GHM, NKS)
+GMD = (VFL, JLJ)
+HTS = (KXR, KVB)
+KFT = (LCD, QCL)
+SGH = (NVR, HRC)
+QKP = (MQD, MLM)
+HFF = (MGM, KSX)
+HJM = (KBN, LSX)
+MJX = (VHC, PXF)
+TSF = (FHB, DFQ)
+MSH = (GFM, JHC)
+VBG = (HJM, QJN)
+CKS = (HCP, NVM)
+DQF = (LJC, KXM)
+FVP = (FJD, HTS)
+DPP = (SJV, MRP)
+FKM = (CSS, RBN)
+VCD = (FCH, GBX)
+DJV = (VMC, HVC)
+RKM = (VPH, PHH)
+TMP = (KHR, FGL)
+BVC = (TLJ, JSP)
+SRV = (HQS, VBD)
+FCN = (DHM, VDX)
+DJH = (FBG, MCQ)
+NGG = (RPL, DFV)
+SRT = (XTP, DRK)
+RMN = (QTD, JGS)
+MLH = (MQJ, VDR)
+KVL = (VFV, SRV)
+VDX = (FRV, HXV)
+RXT = (LJB, XVK)
+LSS = (RKT, NKK)
+LNN = (KTB, QRV)
+BCC = (CHL, QXP)
+GHN = (XBS, XBS)
+FCK = (FKM, BNR)
+QLP = (BLN, DFD)
+BDN = (JMC, MTV)
+MLX = (VLJ, QQP)
+RDH = (VNT, VNT)
+DFV = (JKJ, KDX)
+DXG = (JLV, MVL)
+TCF = (DSF, PSH)
+JJX = (MKM, TJJ)
+VFL = (GGB, DQH)
+VLV = (SLD, BQX)
+RBQ = (JDT, JRX)
+JXP = (QXB, QVT)
+PFV = (STX, XHF)
+BLN = (QDF, HQR)
+FVX = (QKQ, MLL)
+QTP = (DJV, GMN)
+JLP = (NJF, MFR)
+CXG = (PLC, JLH)
+VKF = (JLX, SNS)
+QQT = (GMN, DJV)
+KDX = (MHH, PMX)
+FJD = (KXR, KXR)
+XJB = (PHB, JTH)
+VMV = (RCN, XJS)
+MKM = (HPG, QLV)
+SQK = (GBF, JCS)
+PMT = (SGQ, DXG)
+LXQ = (GRB, TKB)
+RKK = (SSK, SSK)
+QXA = (VHC, PXF)
+QDP = (QTD, JGS)
+VQC = (KQF, XLR)
+QKQ = (PPJ, NHV)
+TXM = (JLP, JCJ)
+SPC = (LRR, SXC)
+BHG = (KFL, BCC)
+QBK = (VNF, JFJ)
+BPB = (LBJ, JGT)
+RNK = (LSS, GQN)
+BJP = (RHQ, RJX)
+VNT = (MJX, MJX)
+QLX = (GCH, KBD)
+DXF = (RNH, RNH)
+DLS = (VFV, SRV)
+SXR = (TLJ, JSP)
+SGQ = (JLV, MVL)
+NRL = (XPP, XGM)
+JFD = (LVD, LTQ)
+XNM = (JXF, LVT)
+PHH = (CHT, CRN)
+QTD = (CTJ, LPF)
+FCV = (GTC, CKJ)
+QRG = (JLP, JCJ)
+DKS = (KPL, KTR)
+TTQ = (BFV, LVR)
+RPR = (XGM, XPP)
+DVS = (FTH, FFG)
+RRH = (NJH, QDN)
+KTR = (DJB, VLV)
+KQM = (BJV, MND)
+GKS = (BXH, QCZ)
+FSV = (MPS, NRB)
+QXB = (DJQ, JCK)
+FHX = (QFS, TSF)
+FGL = (QGL, NCM)
+BHB = (KCN, NGH)
+KNA = (KTV, KPG)
+NBN = (LPH, XFB)
+NVM = (NVL, MPV)
+LVR = (CNB, FGX)
+QCL = (FNM, XNT)
+XRR = (MTB, HMR)
+LLS = (TXM, QRG)
+AAA = (MJJ, QBJ)
+RPL = (JKJ, KDX)
+QCM = (QVT, QXB)
+QVF = (BQS, DLM)
+LMQ = (LMK, BVF)
+BLS = (CQK, GTG)
+JMC = (PLP, HJL)
+KXM = (RNF, FNK)
+NDH = (FHJ, GML)
+SNS = (VJK, FMJ)
+KFL = (QXP, CHL)
+FSD = (XNH, MJF)
+DTC = (GLD, TCK)
+MRP = (CGF, VKD)
+JHX = (CJD, DVT)
+KPG = (LKK, VGH)
+DJT = (NVX, BTR)
+MQD = (FQT, KDB)
+CKJ = (BLS, CGP)
+JXD = (GTC, CKJ)
+NVL = (CGR, TSC)
+PKV = (DBR, PGB)
+JPL = (QLB, RQT)
+TSC = (FMS, KRS)
+XGL = (GML, FHJ)
+DJD = (PBL, CMM)
+FSC = (BFG, NTH)
+DMH = (PBN, HND)
+KRS = (FQR, PXB)
+LLM = (GMX, VLX)
+FJB = (XQV, KFT)
+KRH = (QHR, QHR)
+RDQ = (MCQ, FBG)
+GLD = (VST, JPF)
+RVP = (HBD, RBC)
+DHV = (RJJ, KFV)
+FMX = (RFL, GSG)
+SMX = (DBX, QTF)
+LPP = (FSD, PHM)
+TDG = (MKK, MQQ)
+HPL = (BDN, TVF)
+MGM = (RDH, RDH)
+FHJ = (XFJ, GVL)
+TQB = (VFP, VGF)
+JLJ = (DQH, GGB)
+FMS = (FQR, PXB)
+HQD = (BPR, SJK)
+VXR = (XQX, VBG)
+GML = (XFJ, GVL)
+GCS = (RKJ, CSC)
+CTJ = (SRD, BHH)
+CLH = (XHQ, VKF)
+HND = (RDL, PXS)
+QPT = (RRH, CKQ)
+NVD = (HKK, JVF)
+XGM = (VFK, MLH)
+GMN = (HVC, VMC)
+QDF = (CXG, CPR)
+TCK = (JPF, VST)
+BJH = (LSL, BHB)
+JNC = (BPB, SLZ)
+GSC = (QVF, MJM)
+XHG = (SRJ, MPH)
+CGQ = (GTJ, LXQ)
+CHL = (TGV, HPX)
+MRJ = (LDK, SSQ)
+GKH = (VQC, LNV)
+MLM = (FQT, KDB)
+BPT = (LNV, VQC)
+BXT = (TKD, ZZZ)
+PMP = (NHP, KJP)
+PLC = (XLV, CKG)
+FXA = (LBJ, JGT)
+PKP = (RFL, GSG)
+BQX = (MSH, NSN)
+LBJ = (SFN, GQT)
+KMD = (KFV, RJJ)
+PVJ = (MQD, MLM)
+LDQ = (LVR, BFV)
+SLS = (PGB, DBR)
+VTP = (HQQ, JHX)
+MPS = (QTX, DGF)
+VRJ = (QTG, MHD)
+HBH = (HNG, FKF)
+RTC = (RMD, FJB)
+PHB = (LPD, LPD)
+CMM = (DMS, KFB)
+QVR = (MKK, MQQ)
+XFJ = (DKF, VMV)
+TLV = (DLN, LLS)
+QRV = (SCL, BSJ)
+MFN = (GHK, RRL)
+NVT = (LFX, PVX)
+FVL = (HMR, MTB)
+VCS = (TQB, BBM)
+XHF = (QBK, VDC)
+JTV = (FSD, PHM)
+VML = (TTD, LBH)
+SCL = (DKS, TJH)
+VHC = (QXM, HDF)
+LPV = (GMX, VLX)
+CFG = (BTF, JQJ)
+MCV = (PHR, JFD)
+LDS = (FGF, XHG)
+VGF = (QCM, JXP)
+BVF = (QQT, QTP)
+VKN = (TMP, BSB)
+VJK = (KQM, DHQ)
+CTK = (GSF, HQN)
+PHM = (MJF, XNH)
+PVX = (MHK, SXL)
+JPC = (KQH, HQD)
+JGS = (CTJ, LPF)
+XNV = (CLR, BLB)
+PTS = (KCT, KQS)
+BXS = (BVF, LMK)
+BJB = (XPV, BVJ)
+MHK = (VTP, KKX)
+CJC = (NMS, HCC)
+RKT = (PMT, FCX)
+BFG = (QQV, MHS)
+LPH = (HDD, DVM)
+GSR = (GLN, NQG)
+MHH = (VGS, TRH)
+HMT = (BLB, CLR)
+JCJ = (NJF, MFR)
+MDK = (RPV, MDX)
+LRR = (DPQ, XTB)
+RKJ = (PDP, BLD)
+MJF = (RXX, SGS)
+NCG = (NRT, FVP)
+QQV = (JXD, FCV)
+MJQ = (BCC, KFL)
+TKD = (MJJ, QBJ)
+MND = (MDK, KBG)
+RXG = (MRJ, DLD)
+BGT = (DHM, VDX)
+XCP = (LPP, JTV)
+TRS = (QPH, GCS)
+FPS = (MGM, KSX)
+MVL = (SMG, RPH)
+BJM = (NVD, FKV)
+BSJ = (TJH, DKS)
+MTV = (PLP, HJL)
+GQC = (FTV, DJD)
+CQL = (FTK, MQF)
+VQM = (RMV, CJC)
+SLZ = (JGT, LBJ)
+HVC = (MCV, RPC)
+LFX = (MHK, SXL)
+BJQ = (LFC, RNK)
+BFV = (FGX, CNB)
+DRK = (HMT, XNV)
+VBD = (NKP, FRN)
+KBN = (STS, VKN)
+XQX = (HJM, QJN)
+MPR = (HQG, MFN)
+KFB = (MFS, QVD)
+GHM = (QDQ, DPP)
+KBD = (QPT, FDV)
+MVH = (FVL, XRR)
+PGB = (RVG, TRS)
+RGM = (NRT, FVP)
+KKT = (QHR, GNZ)
+TCJ = (RDS, BJQ)
+MVQ = (HBD, RBC)
+CKC = (XKH, FBQ)
+SHX = (XHF, STX)
+NVR = (RFF, GRH)
+DKF = (RCN, XJS)
+KTB = (BSJ, SCL)
+HSJ = (PHB, JTH)
+RJH = (DCC, CCH)
+FNK = (QFF, CKV)
+XNH = (SGS, RXX)
+NRV = (DXF, DXF)
+HRM = (RNH, GKS)
+LJL = (GBX, FCH)
+RDN = (PVJ, QKP)
+JXM = (MVQ, RVP)
+XLR = (HBH, MGJ)
+QXP = (HPX, TGV)
+HQH = (TTQ, LDQ)
+HGJ = (FCK, HGS)
+JTH = (LPD, DDK)
+NKK = (FCX, PMT)
+DHQ = (MND, BJV)
+RFF = (FLV, QLQ)
+RGB = (GBF, JCS)
+RMX = (DFV, RPL)
+VXF = (XRR, FVL)
+SMG = (RSN, VBM)
+KBG = (RPV, MDX)
+QCZ = (BLP, RXT)
+CQK = (BJG, HPL)
+FDV = (RRH, CKQ)
+CKQ = (QDN, NJH)
+RRL = (JMM, VBN)
+RVG = (QPH, GCS)
+FTT = (GRG, PMJ)
+FHD = (KMD, DHV)
+GFM = (MRG, CDX)
+FFG = (QRK, FHX)
+RTG = (GSF, HQN)
+PXS = (MLX, QJV)
+MQJ = (JHT, SGH)
+KSX = (RDH, PTT)
+VXP = (VBG, XQX)
+PMX = (TRH, VGS)
+BPR = (GRQ, JXM)
+VKD = (STT, FXF)
+SXL = (KKX, VTP)
+HDD = (GCD, FSC)
+GTJ = (GRB, TKB)
+CHT = (VXP, VXR)
+RBC = (CKC, HBB)
+XBS = (TKD, TKD)
+KHH = (CQL, HQF)
+XTX = (TPR, LGG)
+LKK = (LLM, LPV)
+VFK = (VDR, MQJ)
+JLX = (VJK, FMJ)
+FRV = (SMH, BJP)
+GTC = (CGP, BLS)
+PHR = (LTQ, LVD)
+GCD = (BFG, NTH)
+SBN = (KXM, LJC)
+STX = (QBK, VDC)
+FBG = (RTG, CTK)
+CKV = (BJM, QCG)
+DPF = (XCP, QKM)
+FKF = (MVH, VXF)
+BLB = (PGK, NFS)
+XPV = (MJQ, BHG)
+GMX = (FTT, KVX)
+LBH = (DFJ, SPC)
+JHC = (CDX, MRG)
+GNL = (TJJ, MKM)
+DSM = (FTH, FFG)
+FFT = (QGN, LRB)
+GRG = (NPJ, LNN)
+JFJ = (HHG, LVQ)
+CGR = (FMS, KRS)
+LFS = (XTX, FLQ)
+DMF = (TCF, PNQ)
+LVQ = (RTC, RPQ)
+DFJ = (SXC, LRR)
+VLF = (RDS, BJQ)
+LMJ = (BPL, XSF)
+BVJ = (BHG, MJQ)
+NRB = (QTX, DGF)
+GKK = (RMN, QDP)
+CFD = (PNQ, TCF)
+GBX = (DSM, DVS)
+NTM = (BPB, BPB)
+XKH = (GHJ, FSV)
+LGG = (BXD, FVX)
+DBR = (RVG, TRS)
+GTG = (BJG, HPL)
+HKK = (NCG, RGM)
+CKG = (LKV, QNK)
+FKG = (RMT, DPF)
+QVQ = (DKD, QTM)
+LDK = (KTL, JMR)
+PHJ = (PBN, HND)
+PFZ = (PXF, VHC)
+VLX = (KVX, FTT)
+KQF = (HBH, MGJ)
+RQN = (SSK, PMP)
+CMQ = (TQB, BBM)
+NHP = (FKG, FKG)
+DVT = (GKK, VJN)
+RPG = (FCK, HGS)
+RBN = (RKK, RQN)
+PBN = (RDL, PXS)
+RCH = (QTM, DKD)
+CRN = (VXP, VXR)
+TNN = (KBF, TDV)
+RFL = (QJP, CLF)
+NJF = (DMF, CFD)
+NQG = (RMX, NGG)
+VDR = (JHT, SGH)
+FPV = (GHN, BRB)
+PBL = (DMS, KFB)
+XTB = (JJX, GNL)
+HGS = (FKM, BNR)
+CCH = (BJC, MBP)
+STT = (LMQ, BXS)
+LTQ = (SLS, PKV)
+SFN = (LCN, DTK)
+NGH = (QVR, TDG)
+RQK = (RPR, NRL)
+PDP = (NDH, XGL)
+FCH = (DSM, DVS)
+QCD = (SCH, LDS)
+TKF = (BTF, JQJ)
+BPL = (BGT, FCN)
+SVJ = (CQL, HQF)
+QTG = (JPJ, JCF)
+NSN = (GFM, JHC)
+JCS = (HJG, FPV)
+HRC = (GRH, RFF)
+VGH = (LLM, LPV)
+BRB = (XBS, BXT)
+JMR = (HFF, FPS)
+VJN = (RMN, QDP)
+HPX = (TKF, CFG)
+CFT = (QVF, MJM)
+DBX = (KVL, DLS)
+NHV = (PHJ, DMH)
+FTH = (QRK, FHX)
+XFB = (DVM, HDD)
+XPP = (MLH, VFK)
+CGP = (CQK, GTG)
+MDL = (FFT, CBC)
+GNZ = (KPG, KTV)
+BJV = (KBG, MDK)
+SCH = (FGF, XHG)
+RXX = (KMC, RQK)
+HQG = (GHK, RRL)
+KKX = (JHX, HQQ)
+LVD = (SLS, PKV)
+QQP = (XJB, HSJ)
+MTB = (LMJ, PCP)
+FMJ = (KQM, DHQ)
diff --git a/2023/src/bin/day08.rs b/2023/src/bin/day08.rs
new file mode 100644
index 0000000..884d481
--- /dev/null
+++ b/2023/src/bin/day08.rs
@@ -0,0 +1,67 @@
+#![feature(test)]
+extern crate test;
+use std::collections::HashMap;
+
+use aoc2023::{boilerplate, common::*};
+
+const DAY: usize = 08;
+type Parsed<'a> = (Vec<Direction>, HashMap<&'a str, (&'a str, &'a str)>);
+
+#[derive(Debug, PartialEq, Copy, Clone)]
+enum Direction {
+    Left,
+    Right,
+}
+
+fn parse_input(raw: &str) -> Parsed {
+    let (directions, map) = raw.split_once("\n\n").unwrap();
+    let directions = directions
+        .bytes()
+        .map(|i| match i {
+            b'L' => Direction::Left,
+            b'R' => Direction::Right,
+            _ => unreachable!(),
+        })
+        .collect();
+    let map = map.lines().map(|l| (&l[0..=2], (&l[7..=9], &l[12..=14]))).collect();
+    (directions, map)
+}
+
+fn part1((directions, map): &Parsed) -> usize {
+    directions
+        .iter()
+        .cycle()
+        .scan("AAA", |pos, dir| {
+            let next = match dir {
+                Direction::Left => map.get(pos)?.0,
+                Direction::Right => map.get(pos)?.1,
+            };
+            if next == "ZZZ" {
+                None
+            } else {
+                *pos = next;
+                Some(next)
+            }
+        })
+        .count()
+        + 1
+}
+
+fn part2(parsed: &Parsed) -> usize {
+    unimplemented!()
+}
+
+boilerplate! {
+    TEST_INPUT == "LLR
+
+AAA = (BBB, BBB)
+BBB = (AAA, ZZZ)
+ZZZ = (ZZZ, ZZZ)",
+    tests: {
+        part1: { TEST_INPUT => 6 },
+        part2: { TEST_INPUT => 0 },
+    },
+    bench1 == 12083,
+    bench2 == 0,
+    bench_parse: |(v, m): &Parsed| { assert_eq!(m["AAA"], ("MJJ", "QBJ")); (v.len(), v[0]) } => (281, Direction::Left),
+}