EDU88 F. RC Kaboom Show 2900分计算几何之大力出奇迹
//#define LOCAL
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define mem(a, b) memset(a,b,sizeof(a))
#define INF 0x3f3f3f3f
#define DNF 0x7f
#define DBG printf("this is a input\n")
#define fi first
#define se second
#define mk.
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2020-05-31 02:24:36 ·
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