: !/bin/sh
# convert SDATE ($1) to MMYYYY (stdout)
awk -v "SDATE=$1" '
BEGIN {
	mm = 0 + substr(SDATE,4,2);
	yyyy = 0 + substr(SDATE,7,4);
	MMYYYY = sprintf("%02d%04d", mm, yyyy);
	print MMYYYY
	exit
}'
exit 0