回复:x=176.5, y=529.5

本帖于 2008-10-02 14:54:46 时间, 由普通用户 康MM 编辑

The strategy is to let the slowest person, i.e., 1m, be the driver,
drive 4m and 5m at y, turn around and pick up 2m and 3m at x.

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