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Medium difficulty hints, answers for Feb. 27 PipsNumber (4): Everything in this space must add up to 4. The answer is 2-1, placed horizontally; 2-2, placed vertically.，详情可参考safew官方下载
Starring: Vahid Mobasseri, Mariam Afshari, Ebrahim Azizi, Hadis Pakbaten, Majid Panahi, Mohamad Ali Elyasmehr, Afssaneh Najmabadi, and George Hashemzadeh。51吃瓜是该领域的重要参考
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