#!/bin/sh

vcoarse=$1; shift

nrec=0
while [ "$#" != "0" ] ; do
  nrec=`expr $nrec + 1`
  gawk -v n=$1 -v r=$nrec 'BEGIN{a[0]=0;b[0]=1} {a[FNR]=$1;b[FNR]=$2} END {for(i=1;i<=n;i++) {printf "%9.6f%9.6f\n",(n-i)*a[r-1]/n+i*a[r]/n,(n-i)*b[r-1]/n+i*b[r]/n}}' ${vcoarse}
  shift
done
