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Hex nybbles are swapped within each byte · case 05

Hex nybbles are swapped within each byte.

Member previewVariant 5 · 3 implementations · 4 checks per implementation

Case contract

Expand bytes to high then low nybbles.

Why this case matters

A local executable model for consumers of structured text; oracle values are authored literals, not outputs copied from the repaired implementation.

One recorded failure

Sample boundary fixture

This sample comes from the broken implementation of a controlled reproducer.

Boundary fixtureActualExpectedOutcome
boundary 1[2, 1, 4, 3][1, 2, 3, 4]Failed

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