Source XiangPan/pythonio-mc test, pinned revision a85256a18bccaaa3d66d9bf86247436948b15353. Same seed-42 curation; native Program/Input/Output question and output-text choices, with A-D keys mapped to indices. Program text, quoting and trailing output whitespace preserved; no source programs executed. Existing five splits unchanged byte-for-byte. Total 3000 evaluation-only questions. README remains concise; source card has no declared license.
