#include <cstdio>
#include <cstring>
#include <vector>
#include <queue>
#include <stack>
#include <list>
#include <set>
#include <algorithm>
#include <utility>
#include <string>
#include <functional>
#include <sstream>
#include <fstream>
#include <cmath>
using namespace std;
#define FOR(i,a,b) for (i=(a);i<=(b);i++)
#define fori(it,v) for (it=(v).begin();it!=(v).end();it++)
#define pb push_back
#define mp make_pair
#define fi first
#define se second
#define all(c) c.begin(),c.end()
#define pf push_front
#define popb pop_back
#define popf pop_front
typedef pair<int,int> ii;
FILE *in,*out;
const int inf=1<<30;
const double eps=0.0001;
double x[50005],y[50005];
double modul(double x)
{
	if (x<0)
		return -x;
	return x;
}
double dist(double x1,double y1,double x2,double y2)
{
	return sqrt((x1-x2)*(x1-x2)+(y1-y2)*(y1-y2));
}
int main()
{
	int n,i;
	double xm=0,ym=0,b,aux,xv,yv;
	in=fopen("adapost2.in","r");
	out=fopen("adapost2.out","w");
	fscanf(in,"%d",&n);
	FOR(i,1,n)
	{
		fscanf(in,"%lf%lf",&x[i],&y[i]);
		xm+=x[i];
		ym+=y[i];
	}
	xv=-inf;
	yv=inf;
	xm/=n;
	ym/=n;
	while (modul(xv-xm)>=eps||modul(yv-ym)>=eps)
	{
		xv=xm;
		yv=ym;
		xm=ym=b=0;
		FOR(i,1,n)
		{
			aux=1/dist(xv,yv,x[i],y[i]);
			xm+=x[i]*aux;
			ym+=y[i]*aux;
			b+=1/dist(xv,yv,x[i],y[i]);
		}
		xm/=b;
		ym/=b;

	}
	fprintf(out,"%lf %lf\n",xm,ym);
	fclose(in);
	fclose(out);
        return 0;
}