Check if any assembler recipe can be built. One constant and one decider combinator. Will output +1 for each recipe if sufficient ingredients are on green.

Originally shared on the public FactorioPrints / Factorio School archive (factorioprints.com · factorio.school). Authorship preserved from the public catalog.
Check if any assembler recipe can be built. One constant and one decider combinator. Will output +1 for each recipe if sufficient ingredients are on green.