201912-2回收站选址c++

#include
using namespace std;
struct point{
	long long x;
	long long y;
	int flag;
};
bool is_build(int x,int y,int n,point arr[])//判断建不建站 
{
	int temp=0;
	for(int i=0;i>n;
	point arr[n];
	int a[5]={};
	for(int i=0;i>arr[i].x>>arr[i].y;
		arr[i].flag=0;
	}
	for(int i=0;i