#include <cstring>
#include <cstdio>
#include <iostream>
#include <algorithm>
using namespace std;
#define lson l,m,rt<<1
#define rson m+1,r,rt<<1|1
#define INF 1000000100
const int maxn = 210;
double ty[maxn],kk;
int flag;
struct Line{
double x,y1,y2;
int side;
Line(){}
void get(double xx=0,double yy1=0,double yy2=0,int sidee=0){
x=xx; y1=yy1; y2=yy2; side=sidee;
}
bool operator<(const Line& rhs)const{
return x < rhs.x;
}
}lin......
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