A histogram is a polygon composed of a sequence of rectangles aligned at a common base line. The rectangles have equal widths but may have different h ...
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其他好文 时间:
2017-03-25 23:52:10
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305
Description One of Timofey's birthday presents is a colourbook in a shape of an infinite plane. On the plane n rectangles with sides parallel to coord ...
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其他好文 时间:
2017-03-22 22:59:50
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180
Usage Arguments Description The bar geom is used to produce 1d area plots: bar charts for categorical x, and histograms for continuous y. stat_bin exp ...
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其他好文 时间:
2017-03-06 13:34:42
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560
%%题解,脑洞好大啊。 四色定理什么鬼的。。所以一定是yes。 因为矩形边长都是奇数,所以可以按左下角分类,一共4类,分别1,2,3,4就可以了。 (需要4种颜色的情况大概就是4个矩形围起来一个矩形) ...
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其他好文 时间:
2017-02-04 15:01:50
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198
CF 395(2) D. Timofey and rectangles 题意:二维平面上n个矩形上色,矩形边长都是奇数,且不会重合。用4种颜色上色,要使相邻的矩形是不同的颜色,求每个矩形的颜色。 题解:因为都是矩形,3种颜色就可以做到相邻矩形是不同颜色。这里因为矩形边长都是奇数,稍微脑补一下,可以将 ...
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其他好文 时间:
2017-02-03 14:28:16
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201
题目: Squares and rectangles fascinated the famous Dutch painter Piet Mondriaan. One night, after producing the drawings in his 'toilet series' (where h ...
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其他好文 时间:
2017-01-19 07:46:20
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306
题意: 给你一个n*m(1e3)的矩阵,让你找出元素全部相同的子矩阵的个数。 思路: 可以预处理向左和向上的最大相同长度,然后对于每列用rmq维护一个区间最小值, 这个值表示向左延伸的长度,然后对于当前的元素,二分查找距离他最近的值小于他的上一个位置, 然后当前位置的贡献就是向左延伸的长度*纵坐标之 ...
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其他好文 时间:
2016-12-09 18:42:15
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171
Find the total area covered by two rectilinear rectangles in a 2D plane. Each rectangle is defined by its bottom left corner and top right corner as s ...
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其他好文 时间:
2016-10-16 13:58:40
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151
题目链接 http://codeforces.com/gym/101102/problem/D problem description Given an R×C grid with each cell containing an integer, find the number of subrect ...
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其他好文 时间:
2016-10-01 00:14:58
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191
Description Squares and rectangles fascinated the famous Dutch painter Piet Mondriaan. One night, after producing the drawings in his 'toilet series' ...
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其他好文 时间:
2016-09-16 16:55:51
阅读次数:
201