#!/bin/bash

while read b h d ndig x target
do
  hd=$((h+d))
  b1=$((b-1))
  y=$((-x+ndig+h))
  err=$((target-y))
  printf "%3d%3d%3d%3d%3d  %3d%3d%3d\n" $b $h $d $ndig $hd $target $y $err
done <t2.asc
exit
  b  h  d ndig x target
  7  3  4 -2  6 -6
  7  4  3 -2  5 -6
  6  4  2 -2  4 -5
  8  4  4 -2  6 -7
  7  4  4 -2  6 -7
  6  4  4 -2  5 -6
  5  4  4 -2  4 -5
  4  4  4 -2  3 -4
  3  4  4 -2  2 -3
  7  4  3 -3  6 -6
  7  4  3 -2  5 -6
  6  4  2 -3  5 -5
  8  4  4 -3  7 -7
  7  4  4 -3  6 -6
  6  4  4 -3  5 -5
  5  4  4 -3  4 -4
  4  4  4 -3  3 -3
  3  4  4 -3  2 -2