Revert "Add 'Try to fool the referee' tab: curated cheat gallery (bench-shape special-case, pointer memoization, in-place mutation), each caught by the in-process referee"
This reverts commit fc81b0ba31732d1a73d2d833b990ed57ed32994a.
Add 'Try to fool the referee' tab: curated cheat gallery (bench-shape special-case, pointer memoization, in-place mutation), each caught by the in-process referee