AI-written code works, but I can't explain it. 3 questions to help you understand it

I had an AI write some code, and the screen worked.However, the moment I thought, 'I want to change the number of questions' ...

The morning when a single cell became a 'two-dimensional array' in the GAS Castle in the Sky

I left the DOM castle town of JavaScript and entered the GAS Castle in the Sky.What I did this time was read values from a ...