#include <cstdio>
#include <cmath>
#include <iostream>
#define INF "adapost2.in"
#define OUF "adapost2.out"
#define NMAX 50002
#define EPS 1e-4
using namespace std;
int n;
inline double dab(double x2,double x1,double y2,double y1)
{
double d1,d2;
d1=x2-x1;d1*=d1;
d2=y2-y1;d2*=d2;
return sqrt((d1+d2));
}
inline double sumd(double x[],double y[],double ox,double oy)
{
register int i;
double sum=0.0;
for(i=1;i<=n;++i) sum+=dab(x[i],ox,y[i],oy);
return sum;
}
int main()
{
FILE *in,*out;
double x[NMAX],y[NMAX],sx,sy,sum,ax,ay,asum;
double dy[4]={128,0,-128,0},dx[4]={0,128,0,-128};
int i,ok,k;
in=fopen(INF,"r");
out=fopen(OUF,"w");
fscanf(in,"%d",&n);
for(i=1;i<=n;++i) fscanf(in,"%lf%lf",&x[i],&y[i]);
sx=0.0;sy=0.0;
for(i=1;i<=n;++i)
{
sx+=x[i];
sy+=y[i];
}
sx/=n; sy/=n;
sum=sumd(x,y,sx,sy);
while(dy[0]>EPS)
{
ok=0;
for(k=0;k<4&&!ok;++k)
{
ax=sx+dx[k];
ay=sy+dy[k];
asum=sumd(x,y,ax,ay);
if(asum<sum) ok=1;
}
if(ok)
{
sx=ax;sy=ay;
sum=asum;
}
else
for(k=0;k<4;++k) { dy[k]/=2;dx[k]/=2; }
}
fprintf(out,"%lf %lf\n",sx,sy);
fclose(in);fclose(out);
return 0;
}