[BOJ/Platinum 4] 백준 21624 Fence(C++)
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BOJ/Platinum ~ Diamond
문제 링크https://www.acmicpc.net/problem/21624 문제Donald owns a nice small house in Manhattan. Due to recent elections it is important to protect yourself from the potential public unrest, so Donald has decided to build a fence around his house.Donald's house can be represented as a polygon on the plane, with all the coordinates being integers. Moreover, all of his house corners are exactly 90deg, an..