Help! Java !!

[Ussagui]

Hi guys i need a little help for school, i need to do a Gravitational simulation there is the video example --> Link <-- (http://www83.zippyshare.com/v/8Sr26LWk/file.html) and i got those files --> Link <-- (http://www58.zippyshare.com/v/9CqMaj7S/file.html) and DOC --> Link <-- (http://www58.zippyshare.com/v/hP3jseWW/file.html) (its the page 4)
I hope someone can help me and tell me how you did it! If something is missing like a formula tell me!

Chillivanilli
Angemon
Danger Devil
Ryuzaki
onsali20
Pikachu

Thanks!

[onsali20]

I'm bad at maths man, sorry :/

[Ussagui]

I'm bad at maths man, sorry :/

np :) Thank you for read and answer!

Btw i found this! Maby can help you guys ! Link (http://www.cs.duke.edu/courses/cps100e/spring08/assign/nbody/howto.html)

[Ryuzaki]

I dont know java a bit but chilli can 100% help you with this

[Ussagui]

I dont know java a bit but chilli can 100% help you with this

i hope he answer me today ... tomorrow its the last day and i want to study the code before :/ :S
Chillivanilli where are you?? :p

[Chillivanilli]

i hope he answer me today ... tomorrow its the last day and i want to study the code before :/ :S
Chillivanilli where are you?? :p
I just came home.

So you have absolutely no idea what you have to do? Because it's very lazy to just post the exercise and ask others to solve it for you :p
Give me what you have and i can help you

[onsali20]

np :) Thank you for read and answer!

Btw i found this! Maby can help you guys ! Link (http://www.cs.duke.edu/courses/cps100e/spring08/assign/nbody/howto.html)

Np man, Edgart isnt bad at java mind that.

[Ussagui]

I just came home.

So you have absolutely no idea what you have to do? Because it's very lazy to just post the exercise and ask others to solve it for you :p
Give me what you have and i can help you

i got this (http://www21.zippyshare.com/v/1gQXaO5U/file.html) :P well im trying to do more x)
file name: SimulacaoGravitacional.java

ps: bebado* its another exercise (the 1st one)

pps: i updated the file! now the planets goes away 8D LOL (need to use javac (at least i do it!) )