有人发现最近两年本科生“回炉”读职校考取技术技能证书的人数在逐渐升高，职业本科并不差，只是看个人的学习情况和技能掌握程度，具有一技之长的人依然能适应社会的就业岗位。广东岭南职业技术学院统计，最近两年学
Consider the instance space consisting of integer points in the x, y plane, wher开发者_JAVA技巧e 0 ≤ x, y ≤ 10, and the set of hypotheses consisting of rectangles (i.e. being of the form (a ≤ x ≤
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