Free DVD editing software?? 10 points?

[wdq]

just to be clear im talking about free software (this doesn't include free trial) completely free software for editing dvd movies.

I put in the DVD and edit the movie ??

plsss

[Notmentioned]

I think windows movie maker and other are good one.But u should be skilled to use the software than u will make a awesome video.I would like to confess for a better free software u need to pay.Or there must be a video editing software from your computer's default factory.