All examples are solid black shapes.
This problem is absurdly hard. It makes a good extreme example. - Aaron David Fairbanks, Nov 23 2020
Adjacent-numbered pages: BP554 BP555 BP556 BP557 BP558  *  BP560 BP561 BP562 BP563 BP564
hard, precise, allsorted, notso, stretch, challenge, left-narrow, perfect
fill_shape [smaller | same | bigger]
Leo Crabbe