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📄 mult.vhd

📁 Xilinx Ise 官方源代码盘 第四章
💻 VHD
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@ER--RbBF$osHE50RO42RgRgU1b$MDHHO0R$,Q3MO
R--RDqDRosHER0#sCC#s8PC3-
-

---R-Rv0kDHHbDCIsRHR0EbCHbL#kVRM5HR#ONCVRFRbbHCMDHH2Mo
R--aoNsC:0RRseH0
CG-
-
DsHLNRs$HCCC;kR
#HCRC3CC#_08DHFoO4_4nNc3D
D;
LDHs$NsRM#$bVDH$k;
##CR$DMbH3V$Ns00H0LkCN#3D
D;
0CMHR0$w#Hs0Fus80kO##RH
CSoMHCsOS5
S8IH0REq:MRH0CCosS;
S8IH0REA:MRH0CCos2
S;b
SFRs05S
Sq:RRRRHMR8#0_oDFHPO_CFO0sH5I8q0E-84RF0IMF2Rj;S
SA:RRRRHMR8#0_oDFHPO_CFO0sH5I8A0E-84RF0IMF2Rj;S
Sq:ARR0FkR8#0_oDFHPO_CFO0sH5I8A0E*8IH0-Eq4FR8IFM0R
j2S-S-R*ARRSq
2C;
Mw8RH0s#u8sFk#O0;N

sHOE00COkRsCNEsO4VRFRswH#s0uFO8k0H#R#R

RHR#oDMNRNN_k:GRR8#0_oDFHPO_CFO0sH5I8q0E-84RF0IMF2Rj;R
RRo#HMRNDLk_NGRR:#_08DHFoOC_POs0F58IH0-EA4FR8IFM0R;j2
oLCHSM
VNFsM:8qRsVFRRHNHjMRRR0FI0H8E4q-RMoCC0sNCR
SRFRVs8NMAV:RFHsRLMRHR0jRFHRI8A0E-o4RCsMCN
0CSASq58IH0*EAH+NRR2HLRR<=NN5H2MRN85RLH;L2
RSRR8CMRMoCC0sNCFRVs8NMAS;
CRM8oCCMsCN0RsVFNqM8;M
C8sRNO;E4
H
DLssN$CRHCRC;
Ck#RCHCC03#8F_Do_HO4c4n3DND;#
kCCRHC#C30D8_FOoH_#kMHCoM8D3ND
;
DsHLNRs$P0HsC
G;kR#CP0HsCOG3FFlbM0CM#D3ND
;
DsHLNRs$#b$MD$HV;#
kC$R#MHbDVN$30H0sLCk0#D3ND
;
CHM00N$R8C8so#RH
CSoMHCsOS5
S8IH0:ERR0HMCsoC;S
SsRCoRRR:HCM0oRCs-h-RNRlCF0VREDCRCDPC
;S2
FSbs50R
qSSR:RRRRHM#_08DHFoOC_POs0F58IH04E-RI8FMR0Fj
2;SRSARRR:H#MR0D8_FOoH_OPC05FsI0H8ER-48MFI0jFR2S;
S#sCRF:Rk#0R0D8_FOoH_OPC05FsI0H8ER-48MFI0jFR22
S;N
S0H0sLCk0Rs\3N\M	RH:RMo0CC
s;S0N0skHL0\CR3lsCF_PCMIF_N\sMRH:RMo0CC
s;CRM8Ns88C
o;
ONsECH0Os0kCsRNORE4FNVR8C8so#RH
RRR#MHoNsDRCD#k0RR:#_08DHFoOC_POs0F58IH04E-RI8FMR0Fj
2;LHCoMR
RR#sCkRD0<q=RRA+R;R
RRsVFDbFF.V:RFHsRRRHMjFR0R8IH04E-RMoCC0sNCS
SNs00H0LkC3R\s	NM\VRFRosC#RR:DCNLD#RHRosC;S
SNs00H0LkC3R\sFClPMC_FN_IsRM\FsVRCRo#:NRDLRCDH4#R;R
RRCRLo
HMSosC#b:RHLbCkSV
b0FsRblN5R
SRRRQ=s>RCD#k025H,R
SRRRm=s>RCH#522
S;R
RR8CMRMoCC0sNCFRVsFDFb
.;CRM8NEsO4
;
DsHLNRs$HCCC;kR
#HCRC3CC#_08DHFoO4_4nNc3D
D;DsHLNRs$P0HsC
G;kR#CP0HsCOG3FFlbM0CM#D3ND
;
CHM00V$RDsFFR
H#RRRRRRRRRRRRRRRRoCCMsRHO5S
SS8IH0hEQRRR:HCM0oRCs:g=RjS;
SHSI8m0Ez:aRR0HMCsoCRR:=6
c;SMSSkClLsRRR:MRH0CCos=R:R
6;SHSSMG8CRRRRRH:RMo0CC:sR=R4
RRRRRRRRRRRRR2RR;R
RRRRRRRRRRRRRRFRbs50R
RRRRRRRRRRRRRRRRRRRRbQMkR0R:HRRM0R#8F_Do_HOP0COFIs5HE80Q4h-RI8FMR0Fj
2;RRRRRRRRRRRRRRRRRRRRmbk0k:0RR0FkR8#0_oDFHPO_CFO0sH5I8m0Ez4a-RI8FMR0FjR2
RRRRRRRRRRRRR2RR;N
S0H0sLCk0Rs\3N\M	RH:RMo0CC
s;S0N0skHL0\CR3lsCF_PCMIF_N\sMRH:RMo0CC
s;CRM8VFDFs
;
NEsOHO0C0CksRONsEF4RVDRVFRFsH
#RRRRRObFlFMMC08RN8osC
RSRoCCMsRHO5R
SRISSHE80RH:RMo0CC
s;SsSSCRoRRH:RMo0CC-sR-NRhlFCRVER0CCRDP
CDS2RR;R
SRsbF0
R5SRSqRRR:H#MR0D8_FOoH_OPC05FsR8IH04E-RI8FMR0Fj
2;SRSARRR:H#MR0D8_FOoH_OPC05FsR8IH04E-RI8FMR0Fj
2;SCSs#RR:FRk0#_08DHFoOC_POs0F58IH04E-RI8FMR0FjS2
R;R2
RRRCRM8ObFlFMMC0
;
SMVkOF0HMER#HxV0C5sFHCM8GRR:HCM0o2CsR0sCkRsMHCM0oRCsHS#
RPRRNNsHLRDC#b0CRH:RMo0CC
s;SoLCHSM
R#RR0RCb:4=R;R
SRFRVsRRHH4MRRR0FHCM8GR-4DbFF
#SS0RCb:#=R0RCb*;R.
RSRR8CMRFDFbS;
RsRRCs0kM0R#C
b;RSRRCRM8#VEH0sxCF
;
SMOF#M0N0ER#HNV08s8CRH:RMo0CC:sR=ER#HxV0C5sFHCM8G
2;SMOF#M0N0CRDM0oERH:RMo0CC:sR=HRI8Q0EMk/MlsLC;C
Lo
HMSsVFDbFF_R4:VRFs[MRHR04RFkRMlsLC/o.RCsMCN
0CSoLCHSM
RsRRCqo#:8RN8osC
RSRRMoCCOsHRblNRS5
S8IH0=ER>CRDM0oE-H#EV80N8,Cs
sSSCRoRRR=>HCM8GR
SR
R2SRRRb0FsRblN5R
SRRRRR=qR>MRQb5k0DoCME50*.-*[442-RI8FMR0FDoCME.0**-5[4#2+E0HVNC88s
2,SRRRRARRRR=>QkMb0C5DM0oE*[.*-84RF0IMFCRDM0oE**5.[2-4+H#EV80N82Cs,R
SRRRRR#sCRR=>mbk0kD05CEMo0-*[4FR8IFM0RMDCo*E054[-2E+#HNV08s8C2R
SR;R2
RSRRsVFDbFF_R.:VRFs	MRHR0jRFER#HNV08s8C-o4RCsMCN
0CS0SN0LsHkR0C\N3sMR	\FsVRCRo#:NRDLRCDHH#RMG8C;S
SNs00H0LkC3R\sFClPMC_FN_IsRM\FsVRCRo#:NRDLRCDH4#R;R
SRCRLo
HMSRRRR-R-R0mkb5k0DoCME50*[2-4+H#EV80N8-Cs4FR8IFM0RMDCo*E054[-2<2R=SR
-S-RSSSSQkMb0C5DM0oE*5.*[2-4+H#EV80N8-Cs4FR8IFM0RMDCo*E0.[*5-242;R
SRRRRRosC#b:RHLbCkSV
RRRRRFRbsl0RN
b5SRRRRRRRRRRQ=Q>RM0bk5MDCo*E0.[*5-+42	
2,SRRRRRRRRRRm=m>Rkk0b0C5DM0oE*-5[4	2+2R
SRRRRR
2;SRRRCRM8oCCMsCN0RsVFDbFF_
.;S8CMRMoCC0sNCFRVsFDFb;_4
VSH_k#F#RN:H5VRMLklClsRF.8RR4=R2CRoMNCs0SC
LHCoMR
SR-R-VDFsF_FbdV:RFHsRRRHM4FR0RMDCo-E0#VEH08N8CosRCsMCN
0CSRRRVDFsF_FbdV:RFHsRRRHM4FR0RMDCoRE0oCCMsCN0
NSS0H0sLCk0Rs\3N\M	RRFVs#CoRD:RNDLCRRH#HCM8GS;
S0N0skHL0\CR3lsCF_PCMIF_N\sMRRFVs#CoRD:RNDLCRRH#4S;
RLRRCMoH
RSRRRRRs#Co:HRbbkCLVR
SRRRRRsbF0NRlbS5
RRRRRRRRR=QR>MRQb5k0I0H8E-QhH
2,SRRRRRRRRRRm=m>Rkk0b0H5I8m0EzHa-2R
SRRRRR
2;SRRRCRM8oCCMsCN0RsVFDbFF_
d;SRRR-m-Rkk0b0H5I8m0Ez#a-E0HVNC88sR-48MFI0IFRHE80m-zaDoCMER02
-S-RSSS<Q=RM0bk58IH0hEQ-H#EV80N8-Cs4FR8IFM0R8IH0hEQ-MDCo2E0;C
SMo8RCsMCNR0CH#V_FNk#;M
C8sRNO;E4
H
DLssN$CRHCRC;
Ck#RCHCC03#8F_Do_HO4c4n3DND;#
kCCRHC#C30D8_FOoH_HNs0NE3D
D;kR#CHCCC38#0_oDFHkO_Mo#HM3C8N;DD
M
C0$H0R8N8CssaCHCR#o
SCsMCH
O5SHSI8q0ERH:RMo0CC
s;SHSI8A0ERH:RMo0CCSs
2S;
b0FsRS5
SRqARH:RM0R#8F_Do_HOP0COFIs5HE80AH*I8q0E-84RF0IMF2Rj;S
Sb8sFkRO0:kRF00R#8F_Do_HOP0COFIs5HE80AH+I8q0E-84RF0IMF2Rj
-SS-RRA*
RqS
2;CRM8NC88sCasCR;

ONsECH0Os0kCsRNORE4FNVR8s8CaCsCR
H#RORRF0M#NRM00EECHRoE:0R#8F_Do_HOP0COF4s56FR8IFM0RRj2:B=Rm_he1_a7pQmtB _eB)am58IH0-Eq44,Rn
2;RORRFFlbM0CMRFVDFRs
RRRRRMoCCOsHRS5
SHSI8Q0Eh:RRR0HMCsoCRS;
SHSI8m0Ez:aRR0HMCsoCRS;
SkSMlsLCR:RRR0HMCsoCRS;
SMSH8RCGRRRR:MRH0CCosR
RRRRR2R;
RRRRRFRbs50R
RRRRRRRRRRRRQRRM0bkRRR:H#MR0D8_FOoH_OPC05FsI0H8E-Qh4FR8IFM0R;j2
RRRRRRRRRRRRmRRkk0b0RR:FRk0#_08DHFoOC_POs0F58IH0zEmaR-48MFI0jFR2R
RRRRRR
2;RCRRMO8RFFlbM0CM;R

RkRVMHO0F8MRCEb0W0H8ECRs0MksR0HMCsoCR
H#RLRRCMoH
RRRRFRVsRRHH4MR6FR8IFM0RDjRF
FbSRHV5C0EEEHo5RH2=4R''02RE
CMSRRRskC0sHMR+
4;S8CMR;HV
RRRRMRC8FRDF
b;RRRRR0sCkRsMjR;
RMRC8CR8bW0EHE80;R

RFROMN#0M80RCEb0RH:RMo0CC:sR=CR8bW0EHE80;R
RRMOF#M0N0HRI800ERH:RMo0CC:sR=HRI8A0E+8IH0+Eq4R;
R$R0bDCRHRl#HN#Rs$sNRC58b+0E4FR8IFM0RRj2FHVRMo0CC
s;RR
RRMVkOF0HMNRODkOhlsLC#CRs0MksRlDH##RH
RRRRPRRNNsHLRDC0_ECMLklCRs#:HRDl
#;RLRRCMoH
RRRR0RREMC_kClLsj#52=R:R8IH0;Eq
RRRRVRRFHsRRRHM4FR0Rb8C04E+RFDFbR
RRRRRR0RREMC_kClLsH#52=R:RC0E_lMkL#Cs54H-2R/.+0R5EMC_kClLsH#5-R42lRF8.
2;RRRRRMRC8FRDF
b;RRRRRCRs0MksRC0E_lMkL#Cs;R
RRMRC8NRODkOhlsLC#R;

RRRO#FM00NMRlMkL#CsRD:RHRl#:O=RNhDOkClLs
#;RR
RRMVkOF0HMNRODHOplCRs0MksRlDH##RH
RRRRPRRNNsHLRDC0_ECD#HlRD:RH;l#
RRRRPRRNNsHLRDCMLklRH:RMo0CC
s;RLRRCMoH
RRRR0RREDC_H5l#j:2R=;Rj
RRRRMRRkRlL:I=RHE80qR;
RRRRRsVFRHHRMRR408FRCEb0+D4RF
FbRES0CH_DlH#52=R:RC0E_lDH#-5H4+2RRlMkLH*I800E;S
RMLklRR:=MLkl/+.RRk5MllLRF.8R2R;
RRRRR8CMRFDFbR;
RRRRR0sCkRsM0_ECD#Hl;R
RRMRC8NRODHOplR;

RRRO#FM00NMROPCDRHl:HRDl:#R=NRODHOplR;
RHR#oDMNRoLH0CsCR#:R0D8_FOoH_OPC05FsPDCOH8l5CEb0+-424FR8IFM0R;j2
C
LoRHM
HSLoC0sCH5I800E-84RF0IMF2RjRR<=RhBmea_17m_pt_QBea Bmj)5,HRI8q0E+
42SRSSRSSSSq&RAH5I8A0E-84RF0IMF2Rj;R
RRsVFNqM8:FRVsNRHRRHM4FR0R8IH0-Eq4CRoMNCs0SC
SoLH0CsC5N5H+*42I0H8E40-RI8FMR0FHIN*HE800<2R=BRRm_he1_a7pQmtB _eB)am5Rj,I0H8EHq-N2+4
SSSRSRSSRS&qIA5HE80AH*5N2+4-84RF0IMFHRI8A0E*2HN
SSSRSRSSRS&Bemh_71a_tpmQeB_ mBa),5jR2HN;R
RR8CMRMoCC0sNCFRVs8NMq
;
RVRRFFsDF:b.VRFs[MRHR04RFCR8bR0EoCCMsCN0
4Sl:VRRDsFF
oSSCsMCHlORN5bR
SSSI0H8ERQhRR=>PDCOH[l52RR-PDCOH[l5-,42
SSSI0H8EamzRR=>PDCOH[l5+R42-CRPOlDH5,[2
SSSMLklCRsRRR=>MLklC5s#[2-4,S
SS8HMCRGRR>R=RS[
S
S2SFSbsl0RN5bR
SSSRMRQbRk0R=RR>HRLoC0sCC5POlDH5-[24FR8IFM0ROPCD5Hl[2-42S,
SRSRmbk0kR0RRR=>L0Hos5CCPDCOH[l5+-424FR8IFM0ROPCD5Hl[
22S2SS;R
RR8CMRCRoMNCs0VCRFFsDF;b.
R
RRFbs80kORR<=L0Hos5CCPDCOH8l5CEb0+-42.FR8IFM0ROPCD5Hl80CbE;22RC

MN8Rs4OE;D

HNLssH$RC;CC
Ck#RCHCC03#8F_Do_HO4c4n3DND;#
kCCRHC#C30D8_FOoH_HNs0NE3D
D;kR#CHCCC38#0_oDFH#O_HCoM8D3ND
;
DsHLNRs$P0HsC
G;kR#CP0HsCOG3FFlbM0CM#D3ND
;
DsHLNRs$#b$MD$HV;#
kC$R#MHbDVN$30H0sLCk0#D3ND
;
CHM00v$RzRpaHS#
oCCMs5HO
NSSI0H8ERR:HCM0oRCs:g=R;S
SL8IH0:ERR0HMCsoCRR:=gS;
S8IH0RER:MRH0CCos=R:R
4US
2;SsbF0
R5SRSqR:RRRRHMR8#0_oDFHPO_CFO0sI5NHE80-84RF0IMF2Rj;S
SARRRRH:RM#RR0D8_FOoH_OPC05FsL8IH04E-RI8FMR0Fj
2;S)Sum:7RR0FkR8#0_oDFHPO_CFO0sH5I8-0E4FR8IFM0R
j2S-S-R*ARRSq
2S;
Ns00H0LkC3R\s	NM\RR:HCM0o;Cs
0SN0LsHkR0C\C3slCFP__MFIMNs\RR:HCM0o;Cs
8CMRpvza
;
NEsOHO0C0CksRONsEF4RVzRvpHaR#R

RkRVMHO0F#MRkIb5HE80NI,RHE80LRR:HCM0o2CsR0sCkRsMHCM0oRCsHR#
RCRLo
HMRRRRRVRHRH5I8N0ERI>RHE80L02RE
CMSCRs0MksR8IH0;EN
RRRRCRRD
#CRsSRCs0kMHRI8L0E;R
RRRRRCRM8H
V;RCRRM#8Rk
b;
RRRVOkM0MHFRVHM58IH0,ENR8IH0REL:MRH0CCoss2RCs0kMMRH0CCos#RH
RRRLHCoMR
RRRRRH5VRI0H8E<NRR8IH02ELRC0EMR
SskC0sIMRHE80NR;
RRRRR#CDCs
SCs0kMHRI8L0E;R
RRRRRCRM8H
V;RCRRMH8RM
V;
RRRO#FM00NMR8IH0REq:MRH0CCos=R:RVHM5HNI8,0ERHLI820E;R
RRMOF#M0N0HRI8A0ERH:RMo0CC:sR=kR#bI5NHE80,IRLHE802
;
RORRFFlbM0CMRswH#s0uFO8k0S#
oCCMs5HO
ISSHE80qRR:HCM0o;Cs
ISSHE80ARR:HCM0o
CsS
2;SsbF0
R5SRSqRH:RM#RR0D8_FOoH_OPC05FsN8IH04E-RI8FMR0Fj
2;SRSARH:RM#RR0D8_FOoH_OPC05FsL8IH04E-RI8FMR0Fj
2;SASqRF:Rk#0R0D8_FOoH_OPC05FsL8IH0NE*I0H8ER-48MFI0jFR2S
S-A-RRq*R
;S2
RRRCRM8ObFlFMMC0
;
RORRFFlbM0CMR8N8CssaCSC
oCCMs5HO
ISSHE80qRR:HCM0o;Cs
ISSHE80ARR:HCM0o
CsS
2;SsbF0
R5SASqRRR:H#MR0D8_FOoH_OPC05FsL8IH0NE*I0H8ER-48MFI0jFR2S;
SFbs80kORF:Rk#0R0D8_FOoH_OPC05FsL8IH0NE+I0H8ER-48MFI0jFR2S
S-A-RRq*R
;S2
RRRCRM8ObFlFMMC0
;
R#RRHNoMD_RNNRkG:0R#8F_Do_HOP0COFIs5HE80qR-48MFI0jFR2R;
RHR#oDMNRNL_k:GRR8#0_oDFHPO_CFO0sH5I8A0E-84RF0IMF2Rj;R
RRo#HMRNDNRLRRRR:#_08DHFoOC_POs0F5HNI8*0EL8IH04E-RI8FMR0Fj
2;R#RRHNoMDCRs#0kD:0R#8F_Do_HOP0COFNs5I0H8EI+LHE80-84RF0IMF2Rj;C
LoRHM
RRR-1-RIRNbqMRN8RRAHMVRC#OC#$Ns
RRRHDVqNCsosRA:H5VRN8IH0>ERRHLI820ERMoCC0sNCR
RRRRRVDFsF.Fb:FRVsRRHHjMRRR0FL8IH04E-RMoCC0sNCS
SNs00H0LkC3R\s	NM\VRFRosC#:qRRLDNCHDR#;Rj
NSS0H0sLCk0Rs\3CPlFCF_M_sINMF\RVCRsoR#q:NRDLRCDH4#R;S
SNs00H0LkC3R\s	NM\VRFRosC#:ARRLDNCHDR#;Rj
NSS0H0sLCk0Rs\3CPlFCF_M_sINMF\RVCRsoR#A:NRDLRCDH4#R;R
RRRRRLHCoMR
SRCRso:#qRbbHCVLk
RSRRsbF0NRlbS5
RRRRRRRQ=A>R5,H2
RSRRRRRm>R=RNN_kHG52R
SR;R2
RSRRosC#RA:bCHbL
kVSRRRb0FsRblN5R
SRRRRR=QR>5RqH
2,SRRRRmRRRR=>Lk_NG25H
RSRR
2;RRRRRMRC8CRoMNCs0VCRFFsDF;b.
RRRRVRRFFsDF:b4RsVFRHHRMIRLHE80RR0FN8IH04E-RMoCC0sNCS
SNs00H0LkC3R\s	NM\VRFRosC#:ARRLDNCHDR#;Rj
NSS0H0sLCk0Rs\3CPlFCF_M_sINMF\RVCRsoR#A:NRDLRCDH4#R;R
RRRRRLHCoMR
SRCRso:#ARbbHCVLk
RSRRsbF0NRlbS5
RRRRRRRQ=q>R5,H2
RSRRRRRm>R=RNL_kHG52R
SR;R2
RRRRCRRMo8RCsMCNR0CVDFsF4Fb;R
RR8CMRMoCC0sNCVRHqsDNoACs;R

RVRHqN#lDsDCAH:RVNR5I0H8E=R<RHLI820ERMoCC0sNCR
RRRRRVDFsFNFb:FRVsRRHHjMRRR0FN8IH04E-RMoCC0sNCS
SNs00H0LkC3R\s	NM\VRFRosC#:BRRLDNCHDR#;Rj
NSS0H0sLCk0Rs\3CPlFCF_M_sINMF\RVCRsoR#B:NRDLRCDH4#R;S
SNs00H0LkC3R\s	NM\VRFRosC#:1RRLDNCHDR#;Rj
NSS0H0sLCk0Rs\3CPlFCF_M_sINMF\RVCRsoR#1:NRDLRCDH4#R;R
RRRRRLHCoMR
SRCRso:#BRbbHCVLk
RSRRsbF0NRlbS5
RRRRRRRQ=q>R5,H2
RSRRRRRm>R=RNN_kHG52R
SR;R2
RSRRosC#R1:bCHbL
kVSRRRb0FsRblN5R
SRRRRR=QR>5RAH
2,SRRRRmRRRR=>Lk_NG25H
RSRR
2;RRRRRMRC8CRoMNCs0VCRFFsDF;bN
RRRRVRRFFsDF:bLRsVFRHHRMIRNHE80RR0FL8IH04E-RMoCC0sNCS
SNs00H0LkC3R\s	NM\VRFRosC#:7RRLDNCHDR#;Rj
NSS0H0sLCk0Rs\3CPlFCF_M_sINMF\RVCRsoR#7:NRDLRCDH4#R;R
RRRRRLHCoMR
SRCRso:#7RbbHCVLk
RSRRsbF0NRlbS5
RRRRRRRQ=A>R5,H2
RSRRRRRm>R=RNL_kHG52R
SR;R2
RRRRCRRMo8RCsMCNR0CVDFsFLFb;R
RR8CMRMoCC0sNCVRHqN#lDsDCA
;
RwRRH0s#1b0C:HRwsu#0skF8O
0#SMoCCOsHRblNRS5
S8IH0REq=I>RHE80qS,
S8IH0REA=I>RHE80A2
S
FSbsl0RN5bR
qSSRR=>Nk_NGS,
S=AR>_RLN,kG
qSSA>R=R
NLS
2;
RRRqC88sCasC:.RR8N8CssaCSC
oCCMsRHOlRNb5S
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