Find the total area covered by two rectilinear rectangles in a 2D plane.

Given an array of non-negative integers, you are initially positioned at the first index of the array.

1、这道题中的匹配规则已经不是“a愿不愿意与b匹配”了。而是,仅仅有在b>a的时候才干匹配

image.pngAssume that the total area is never beyond the maximum possible value of int.

面对这么一道题，感觉没什么思路，总觉得可能性太多了，不知道怎么去快速地判断计算，看了看Discuss的讨论，看到一个方法，想一想也有点道理，但又总觉得不确定是不是完全正确，试了试测试时通过了的，还是记录下来吧。...

You are a professional robber planning to rob houses along a street. Each house has a certain amount of money stashed, the only constraint stopping you from rob...

There are N children standing in a line. Each child is assigned a rating value.

Find the total area covered by two rectilinear rectangles in a 2D plane.

Given a 2D board and a list of words from the dictionary, find all words in the board.

You are a professional robber planning to rob houses along a street. Each house has a certain amount of money stashed. All houses at this place are arranged in ...