links

https://www.chegg.com/homework-help/questions-and-answers/1-recall-dragon-curve-example-space-filling-curve-create-n-1-st-step-dragon-curve-point-po-q40833598

https://www.chegg.com/homework-help/questions-and-answers/2-variant-game-life-played-triangular-grid-triangle-surrounded-12-neighbours-rules-live-ce-q40833600

https://www.chegg.com/homework-help/questions-and-answers/4-take-rectangular-strip-paper-put-two-half-twists-glue-ends-together-call-object-s2-take--q40885176