#!/bin/sh

if [ "$2" = "2" ]; then
irs="Y"
else
irs="X"
fi

if [ "$3" = "" ]; then
num="20"
else
num=$3
fi

pwd > ../chkim.0
ls $1 | grep FMSA > ../chkim.1
cut -c12 ../chkim.1|sed -e 's/1/X/g'|sed -e 's/3/X/g'|sed -e 's/5/X/g'|sed -e 's/7/X/g'|sed -e 's/9/X/g'|sed -e 's/2/Y/g'|sed -e 's/4/Y/g'|sed -e 's/6/Y/g'|sed -e 's/8/Y/g'|sed -e 's/0/Y/g' > ../chkim.2
ls $1FMSA* > ../chkim.1
cd ..
paste -d" " chkim.1 chkim.2|grep ${irs}|cut -d" " -f1|tail -n ${num} > chkim.3
sed -e 's/\.fits/\[0\]/g' chkim.3 > chkim.4
sed -e 's/^/cd /g' chkim.0 > chkim.5
echo "cat ../chkim.4" >> chkim.5
echo "imstati @../chkim.4" >> chkim.5
echo "logout" >> chkim.5
cl < chkim.5
