Fluka simulation

Hi Everyone,
I am trying to choose the first 10 lines of my file instead of randomly choosing them in the source.f, I know, I should use index and then increment it, but I have no idea how to do that. can anyone help me with that?
Thanks

Dear @raziehgh,

I’m sorry, you’re message is pretty obscure. Would you mind please, to clarify your question?

1 Like

thanks, I figured it out.