#include <fstream>
#include <cmath>
#include <iomanip>
#define pi 3.14159265
#define DIM 100002

using namespace std;

ifstream f("rubarba.in");
ofstream g("rubarba.out");

int n;

const double INF = 1e12;
double minim = INF;
const double eps = 4e-15;


double convert(double unghi){
    return (unghi / 180.0) * pi;
}

struct punct{
    double x, y;
}pct[DIM];

double calc(double unghi){
    //unghi = convert(unghi);
    double xmax = -INF, xmin = INF, ymax = -INF, ymin = INF;
    for(int i = 1; i <= n; ++ i){
        double x = pct[i].x * cos(unghi) - pct[i].y * sin(unghi);
        double y = pct[i].x * sin(unghi) + pct[i].y * cos(unghi);
        xmax = max(x, xmax);
        xmin = min(x, xmin);
        ymax = max(y, ymax);
        ymin = min(y, ymin);
    }
    return (xmax - xmin) * (ymax - ymin);
}

int main()
{
    f>>n;
    for(int i = 1; i <= n; ++ i)
        f>>pct[i].y>>pct[i].x;

    double st = 0, dr = M_PI / 2;

    double mid;

    while(dr - st >= eps){
        mid = st + (dr - st) / 2;
        if(calc(mid) >= calc(mid + eps))
            st = mid;
        else
            dr = mid;
    }

    g<<setprecision(2)<<fixed<<calc(mid);


    return 0;
}