#include <cstdio>
#include <cmath>

typedef double f64;
const int MAX_N = 50000;
const f64 EPS = 1e-5f;
f64 x[MAX_N], y[MAX_N];

inline f64 calc(f64 xP, f64 yP, int n) {
  f64 s = 0.0f;
  for(int i = 0; i < n; ++i)
    s = s + sqrt((xP - x[i]) * (xP - x[i]) + (yP - y[i]) * (yP - y[i]));
  return s;
}

int main() {
  int n;
  f64 xr = 0.0f;
  f64 yr = 0.0f;
  FILE *fin = fopen("adapost2.in", "r");
  fscanf(fin, "%d", &n);
  for(int i = 0; i < n; ++i) {
    fscanf(fin, "%lf%lf", &x[i], &y[i]);
    xr = xr + x[i] / n;
    yr = yr + y[i] / n;
  }

  fclose(fin);

  f64 pas = 250.0f;
  while(pas > EPS) {
    f64 xdelta = (calc(xr + EPS, yr, n) - calc(xr, yr, n)) / EPS;
    f64 ydelta = (calc(xr, yr + EPS, n) - calc(xr, yr, n)) / EPS;
    if(xdelta < 0.0f)
      xr = xr + pas;
    else
      xr = xr - pas;

    if(ydelta < 0.0f)
      yr = yr + pas;
    else
      yr = yr - pas;
    pas = pas * 2.0f / 3.0f;
  }

  FILE *fout = fopen("adapost2.out", "w");
  fprintf(fout, "%f %f", xr, yr);
  fclose(fout);
  return 0;
}