How can ten mathematicians fit into a bus with only nine seats?
They carry the one.
ns3.14.146.45da2How can ten mathematicians fit into a bus with only nine seats?8964 copyright protection407PENANAQe8tL6As16 維尼
They carry the one.8964 copyright protection407PENANATvaJ0FUcN6 維尼
3.14.146.45
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