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gforget |
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#include "CPP_OPTIONS.h" |
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subroutine smooth_diff2D ( |
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U fld_in,mask_in,nbt_in,mythid) |
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IMPLICIT NONE |
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#include "SIZE.h" |
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#include "EEPARAMS.h" |
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#include "GRID.h" |
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#include "PARAMS.h" |
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#ifdef ALLOW_AUTODIFF_TAMC |
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#include "tamc.h" |
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#include "tamc_keys.h" |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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#include "smooth.h" |
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integer i,j,k, bi, bj |
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integer itlo,ithi |
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integer jtlo,jthi |
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integer myThid,myIter(nSx,nSy),key_in |
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_RL mask_in(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nR,nSx,nSy) |
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_RL fld_in(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RL gt_in(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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_RL gtm1_in(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
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integer nbt_in |
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integer iloop, ilev_1, ilev_2, ilev_3 |
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integer max_lev2, max_lev3 |
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_RL ab15,ab05 |
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_RL gt_tmp |
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character*( 80) fnamegeneric |
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c for now: useless, because level 3 is recomputed anyway |
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c but : if level3 was computed during the fwd loop by callung |
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c mdsmooth_diff3D (assumes that it would be called |
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c directly by the_main_loop) then I would need to pass key_in |
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c as a parameter, with different values for T, S, ... |
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c in order not to overwrite the same tape |
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key_in=0 |
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jtlo = mybylo(mythid) |
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jthi = mybyhi(mythid) |
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itlo = mybxlo(mythid) |
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ithi = mybxhi(mythid) |
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DO bj = jtlo,jthi |
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DO bi = itlo,ithi |
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DO j = 1,sNy |
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DO i = 1,sNx |
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c now done in wrapper routines: |
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c fld_in(i,j,bi,bj)=fld_in(i,j,bi,bj) |
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c & *sqrt(recip_rA(i,j,bi,bj)) |
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gt_in(i,j,bi,bj) = 0. _d 0 |
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gtm1_in(i,j,bi,bj) = 0. _d 0 |
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wc01_2D_mask(i,j,bi,bj) = mask_in(i,j,1,bi,bj) |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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_EXCH_XY_R8 ( fld_in , myThid ) |
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_EXCH_XY_R8 ( gt_in , myThid ) |
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_EXCH_XY_R8 ( gtm1_in , myThid ) |
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_EXCH_XY_R8 ( wc01_2D_mask , myThid ) |
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#ifdef ALLOW_TAMC_CHECKPOINTING |
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c checkpointing: |
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max_lev3=nbt_in/(nchklev_1*nchklev_2)+1 |
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max_lev2=nbt_in/nchklev_1+1 |
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ INIT tape_wc01_2D_lev3 = USER |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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do ilev_3 = 1,nchklev_3 |
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if(ilev_3.le.max_lev3) then |
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE fld_in = tape_wc01_2D_lev3 , |
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CADJ & key = key_in*max_lev3 + ilev_3 |
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CADJ STORE gTm1_in = tape_wc01_2D_lev3 , |
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CADJ & key = key_in*max_lev3 + ilev_3 |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ INIT tape_wc01_2D_lev2 = USER |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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do ilev_2 = 1,nchklev_2 |
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if(ilev_2.le.max_lev2) then |
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE fld_in = tape_wc01_2D_lev2 , |
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CADJ & key = key_in*nchklev_2 + ilev_2 |
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CADJ STORE gTm1_in = tape_wc01_2D_lev2 , |
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CADJ & key = key_in*nchklev_2 + ilev_2 |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ INIT tape_wc01_2D_lev1 = COMMON, |
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CADJ & nchklev_1*nsx*nsy*nthreads_chkpt |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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do ilev_1 = 1,nchklev_1 |
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iloop = (ilev_2 - 1)*nchklev_1 + ilev_1 |
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& + (ilev_3 - 1)*nchklev_2*nchklev_1 |
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if ( iloop .le. nbt_in ) then |
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#ifdef ALLOW_AUTODIFF_TAMC |
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c needed?? CADJ STORE fld_in = tape_wc01_2D_lev1 , |
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c CADJ & key = key_in*nchklev_1 + ilev_1 |
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CADJ STORE gtm1_in = tape_wc01_2D_lev1 , |
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CADJ & key = key_in*nchklev_1 + ilev_1 |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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#else /* ALLOW_TAMC_CHECKPOINTING */ |
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do iloop=1,nbt_in |
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#endif |
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DO bj = jtlo,jthi |
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DO bi = itlo,ithi |
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DO j = 1,sNy |
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DO i = 1,sNx |
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gt_in(i,j,bi,bj)=0. |
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gt_in(i,j,bi,bj)=gt_in(i,j,bi,bj)+ |
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& diffKhwc01_2D_x(i,j,bi,bj)*dyG(i,j,bi,bj)* |
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& wc01_2D_mask(i,j,bi,bj)*wc01_2D_mask(i-1,j,bi,bj)* |
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& (fld_in(i,j,bi,bj)-fld_in(i-1,j,bi,bj))*recip_dxC(i,j,bi,bj) |
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gt_in(i,j,bi,bj)=gt_in(i,j,bi,bj)+ |
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& diffKhwc01_2D_x(i+1,j,bi,bj)*dyG(i+1,j,bi,bj)* |
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& wc01_2D_mask(i,j,bi,bj)*wc01_2D_mask(i+1,j,bi,bj)* |
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& (fld_in(i,j,bi,bj)-fld_in(i+1,j,bi,bj))*recip_dxC(i+1,j,bi,bj) |
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gt_in(i,j,bi,bj)=gt_in(i,j,bi,bj)+ |
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& diffKhwc01_2D_y(i,j,bi,bj)*dxG(i,j,bi,bj)* |
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& wc01_2D_mask(i,j,bi,bj)*wc01_2D_mask(i,j-1,bi,bj)* |
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& (fld_in(i,j,bi,bj)-fld_in(i,j-1,bi,bj))*recip_dyC(i,j,bi,bj) |
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gt_in(i,j,bi,bj)=gt_in(i,j,bi,bj)+ |
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& diffKhwc01_2D_y(i,j+1,bi,bj)*dxG(i,j+1,bi,bj)* |
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& wc01_2D_mask(i,j,bi,bj)*wc01_2D_mask(i,j+1,bi,bj)* |
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& (fld_in(i,j,bi,bj)-fld_in(i,j+1,bi,bj))*recip_dyC(i,j+1,bi,bj) |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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c Adams-Bashforth timestepping |
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myIter(bi,bj)=iloop-1 |
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IF ( myIter(bi,bj).EQ.0 ) THEN |
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ab15=1.0 |
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ab05=0.0 |
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ELSE |
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ab15=1.5+abEps |
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ab05=-(0.5+abEps) |
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ENDIF |
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DO j = 1,sNy |
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DO i = 1,sNx |
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c Compute effective G-term with Adams-Bashforth |
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gt_tmp = ab15*gt_in(i,j,bi,bj) |
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& + ab05*gtm1_in(i,j,bi,bj) |
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gtm1_in(i,j,bi,bj) = gt_in(i,j,bi,bj) |
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gt_in(i,j,bi,bj) = gt_tmp |
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c time step: |
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fld_in(i,j,bi,bj)=fld_in(i,j,bi,bj) |
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& -gt_in(i,j,bi,bj)*recip_rA(i,j,bi,bj)*wc01_2D_dt |
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gt_in(i,j,bi,bj)=0 |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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_EXCH_XY_R8 ( gt_in , myThid ) |
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_EXCH_XY_R8 ( fld_in , myThid ) |
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_EXCH_XY_R8 ( gtm1_in , myThid ) |
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#ifdef ALLOW_TAMC_CHECKPOINTING |
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endif |
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enddo |
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endif |
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enddo |
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endif |
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enddo |
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#else /* ALLOW_TAMC_CHECKPOINTING */ |
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enddo |
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#endif |
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end |
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