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Given a set of points in the xy-plane, determine the minimum area of a rectangle formed from these points, with sides parallel to the x and y axes. If 阅读全文
posted @ 2020-03-13 11:41
xuan_abc
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Given the root of a binary tree, each node in the tree has a distinct value. After deleting all nodes with a value in to_delete, we are left with a fo 阅读全文
posted @ 2020-03-13 10:42
xuan_abc
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On a campus represented as a 2D grid, there are N workers and Mbikes, with N <= M. Each worker and bike is a 2D coordinate on this grid. Our goal is t 阅读全文
posted @ 2020-03-13 00:46
xuan_abc
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