1. If metal x will be used somewhere else, there is no difference between "use it now and go for its ingredients later" and "use its ingredients now and use it later"; If metal x will NOT be used somewhere else, then use it now is a better solution; So no matter what, you should use it now and go for its ingredients after all metal x are used.
2. Until the first pass finished, you don't know which one is the limiting ingredient. How can you replace something that you don't know yet? -- You received this message because you are subscribed to the Google Groups "Google Code Jam" group. To unsubscribe from this group and stop receiving emails from it, send an email to google-code+unsubscr...@googlegroups.com. To post to this group, send email to google-code@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/google-code/79eacfab-cecf-4f37-a64d-b16bfcd5d5ad%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.