They could have explained it differently instead of going backwards. I tried to explain the backwards part to my mum and she didn't quite grok it. Then I explai

They could have explained it differently instead of going backwards. I tried to explain the backwards part to my mum and she didn't quite grok it. Then I explained it from perspective of A, B, C and so on. When A is in charge this affects.... When B is in charge this affects... Maybe that's recursively? solve(pirates) {..... solve(mutatedPirates) }