#!/bin/bash

for nr in 01 04 05 06 07 08 09 10 11 12
do
  F1=invlt4fig${nr}.flx
  F2=invlt5fig${nr}.flx
  G1=invlt4fig${nr}.asc
  G2=invlt5fig${nr}.asc
  flx2a <$F1 >$G1
  flx2a <$F2 >$G2
  echo $F1
  diff $G1 $G2
done