#! /bin/sh

msg1="只今の時刻は"
msg2="です.                                  "
msg3="電車は定刻("
msg4=")に出発しています.                                   "
minits() {
	m=0
	while [ $m -ne 60 ]
	do
		if [ $m -lt 10 ]
		then
			mm=0$m
		else
			mm=$m
		fi
		m=`expr $m + 1`
		echo -n "$hh:$mm "
		echo "$msg1 $hh:$mm $msg2 $msg3 $hh:$mm $msg4"
	done
}

hour() {
	h=0
	while [ $h -ne 24 ]
	do
		if [ $h -lt 10 ]
		then
			hh=0$h
		else
			hh=$h
		fi
		minits
		h=`expr $h + 1`
	done
}


main() {
	hour
}

main