#include <iostream>
#include <math.h>
using namespace std;
struct point
{
float x;
float y;
friend istream &operator >> (istream&, point&);
};
istream &operator >> (istream& wejscie, point& ex)
{
wejscie >> ex.x >> ex.y;
return wejscie;
}
class points
{
public:
point **tab;
int n;
friend ostream& operator<<(ostream&, points const&);
points() {}
points(int size)
{
tab= new point*[size];
for(int i=0;i<size;i++)
{
tab[i]=new point;
tab[i]->x=i;
tab[i]->y=i+1;
cout<<tab[i]->x<<" "<<tab[i]->y<<endl;
}
}
};
ostream& operator<<(ostream& wyjscie, points const& ex)
{
for(int i=0;i<ex.n;i++)
{
wyjscie<<ex.tab[i]->x<<endl<<ex.tab[i]->y<<endl;
}
return wyjscie;
}
class pointsopertions
{
public:
friend class points;
static point *closesttothecenter(const points &p)
{
float s1=0, s2=0;
for(int i=0;i<p.n;i++)
{
s1 += p.tab[i]->x;
s2 += p.tab[i]->y;
}
s1 /=p.n;
s2 /=p.n;
point *result = new point;
float x = sqrt(pow(s1-p.tab[0]->x, 2) + pow(s2-p.tab[0]->y, 2));
result = p.tab[0];
for(int i=1;i<p.n; i++){
if (x > sqrt(pow(s1 - p.tab[i]->x, 2) + pow(s2 - p.tab[i]->y, 2))) {
x = sqrt(pow(s1 - p.tab[i]->x, 2) + pow(s2 - p.tab[i]->y, 2));
result = p.tab[i];
}
}
return result;
}
};
int main(){
point p;
p.x = 10;
p.y = 11;
point p2;
p.x = 10;
p.y = 11;
point p3;
p.x = 10;
p.y = 11;
cout << p.x << endl << p.y << endl;
points pp(5);
cout << pp;
point **tab = new point *[3];
tab[0] = &p;
tab[1] = &p2;
tab[2] = &p3;
points ptab;
ptab.n = 3;
ptab.tab = tab;
return 0;
}
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