#!/bin/sh
# icos.sh NPTS
if test ! -z "$2"
	then
	case "$1" in
	3)
		shift
		;;
	*)
		echo icos.sh 3 NPTS >&2
		exit 1
		;;
	esac
fi
N=$1
if test -z "$N"
	then echo icos.sh NPTS >&2
	exit 1
fi
sed  -n "
/^3 $N /,/^\$/p
" codes.icos | creconstruct