摘要:
题意:给出若干个点,求出它们的凸包,并且按原点为第一点的逆时针方向输出。输出为:(0,0)(-30,-40) (-30,-50) (-10,-60) (50,-60) (70,-50) (90,-20) (90,10) (80,20) (60,30)1#include<cstdio>2#include<cstring>3#include<cmath>4#include<iostream>5#include<algorithm>6#include<set>7#include<map>8#include<qu 阅读全文
posted @ 2012-08-28 09:42
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