R1(config)# access-list 1 deny 172.30.16.0 0.0.15.255
R1(config)# access-list 1 deny 172.30.32.0 0.0.0.255
R1(config)# access-list 1 deny 172.30.33.0 0.0.0.255
R1(config)# access-list 1 permit any
R1(config)# interface e0
R1(config-if)# ip access-group 1 out
R1(config)# access-list 1 deny 172.30.16.0