The whole song is made up of:
C:
----X---E
----3---A
----2---D
----0---G
----1---B
----X---E

Am:
--X-----E
--0-----A
--2-----D
--2-----G
--1-----B
--0-----E

F:
--1---
--3---
--3----
--2----
--1---
--1---

G:
---3---E
---2---A
---0---D
---0---G
---3---B
---3---E

And the whole song is in and down. up. down stroke excpept for the opening phrase chords
CC-CCC-CCC-CCC-Am,Am,Am,-Am, Am, Am, FFF-FFF-GGG-GGG(and repeat throug out whole song)

There is also an electric guitar part that Billie Joe plays while in concert, but it is so distrorted i dont think it 
makes a difference what you play but i think it is.....
--x--
--x--
--x--
--x--
--5---
--7--