start
enter username and
password
does username retry entering
NO
and password username and
match? password
Yes
enter number of linen
items
is the number of items
No
less than 40
Yes
Enter the number of
missing items
Enter number of
items too dirty to
clean
calculate charge
enter username and
password
does username retry entering
NO
and password username and
match? password
Yes
enter number of linen
items
is the number of items
No
less than 40
Yes
Enter the number of
missing items
Enter number of
items too dirty to
clean
calculate charge
