@@ -0,0 +1,13 @@
+#!/bin/sh
+
+if [ $# -ne 1 ] ; then
+ echo "usage: $0 <n>"
+ exit
+fi
+n1=$1
+n2=`echo "${n1} * 2" | bc`
+echo "n1;n2"
+echo "${n1};${n2}"