1
subroutine l2que(r,fe,che,head,lngt,n,d,p,q)
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integer r,fe,che,head,lngt,d,p,q,u,v,dv,pntr
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dimension fe(n),d(n),p(n),q(*)
4
dimension head(*),lngt(*),che(*)
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if ( d(v) .gt. dv ) then
30
if ( last .eq. pntr ) last=v
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if ( last .eq. u ) last = nn
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if ( pntr .eq. u ) pntr = nn
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if ( u .le. n ) go to 20