Router #1: 

hostname Router1
enable secret cisco
enable password cisco
!
line vty 0 4
password cisco
login
line console 0
password cisco
login
exit
!
int s0
ip address 172.16.1.2 255.255.255.252
clockrate 56000
no shutdown
int f0
ip address 172.16.2.33 255.255.255.224
no shutdown
exit
!
router ospf 0
network 172.16.1.2
network 172.16.2.33
network 172.16.1.1
exit
!