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题目地址: http://poj.org/problem?id=1314 题意: 给出一串的点,有些点可以构成正方形,请按照字符排序输出. 因为这道题的用处很大, 最近接触的cv 中的Rectangle Detection 中就有方法使用到了这个算法. 但实际中使用的算法还是暴力. 不过因为数据点较少,可以直接快排之后,再来个迭代,就得到答案了 #include <cstdio> #include <iostream> #include <cstring> #inclu…
Description We are given a figure consisting of only horizontal and vertical line segments. Our goal is to count the number of all different rectangles formed by these segments. As an example, the number of rectangles in the Figures 1 and 2 are 5 and…
题目链接: B. Searching Rectangles time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Filya just learned new geometry object — rectangle. He is given a field consisting of n × n unit cells. Rows ar…
White Rectangles Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 732    Accepted Submission(s): 368 Problem DescriptionYou are given a chessboard made up of N squares by N squares with equal siz…
控制台程序. import javax.swing.JComponent; import java.util.*; import java.awt.*; import java.awt.geom.*; @SuppressWarnings("serial") public class SketcherView extends JComponent implements Observer { public SketcherView(Sketcher theApp) { this.theAp…
Counting Rectangles Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 1043 Accepted: 546 Description We are given a figure consisting of only horizontal and vertical line segments. Our goal is to count the number of all different rectangles…
Given n points on the XY plane, count how many regular rectangles are formed. A rectangle is regular if and only if its sides are all parallel to the axis.InputThe first line contains the number of tests t (1 ≤ t ≤ 10). Each case contains a single lin…
Counting rectangles By counting carefully it can be seen that a rectangular grid measuring 3 by 2 contains eighteen rectangles: Although there exists no rectangular grid that contains exactly two million rectangles, find the area of the grid with the…
Rectangles Time Limit: 1000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 19110    Accepted Submission(s): 6187 Problem Description Given two rectangles and the coordinates of two points on the diagonals of ea…
Project Euler 85: Investigating the number of rectangles in a rectangular grid Number of Rectangles in a Grid Given a grid of size m x n, calculate the total number of rectangles contained in this rectangle. All integer sizes and positions are counte…