package Item;
import java.text.DecimalFormat;
import java.util.Scanner;
public class Main {
public static float dis(float x1, float y1,float x2,float y2) {
float dis = (float) Math.sqrt((x2 - x1) * (x2 - x1) + (y2 - y1) * (y2 - y1));
return dis;
}
public static float diatanceMap(float[][] dots,float time) {
float maxDiatance = 0;
int n = dots.length;
float[][] dis = new float[n][n];
for(int i = 0; i < n; i++){
for(int j = 0; j < i; j++){
dis[i][j] = dis(dots[i][0] + dots[i][2] * time,
dots[i][1] + dots[i][3] * time,
dots[j][0] + dots[j][2] * time,
dots[j][1] + dots[j][3] * time);
maxDiatance = Math.max(dis[i][j], maxDiatance);
}
}
return maxDiatance;
}
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
while(in.hasNext()){
int n = in.nextInt();
float[][] dots = new float[n][4];
for(int i = 0; i < n; i++){
//x
dots[i][0] = in.nextInt();
//y
dots[i][1] = in.nextInt();
//vx
dots[i][2] = in.nextInt();
//vy
dots[i][3] = in.nextInt();
}
float min = 1000000000;
float time = 0;
float resultTime = 0;
while(time < 100){
float maxDiatance = diatanceMap(dots, time);
if(maxDiatance < min){
min = maxDiatance;
resultTime = time;
}
maxDiatance = 0;
time += 0.01;
}
DecimalFormat df = new DecimalFormat("######0.00");
System.out.println(df.format(resultTime) + " " + df.format(min));
}
System.out.println();
}
}