package Lecture20;

public class FindPi {
    public static double getPi() {
        int count=0;
        for (int i=0; i < 1000000; i++) {
            double x= Math.random() - 0.5;
            double y= Math.random() - 0.5;
            if ((x*x + y*y) < 0.25)
                count++;
        }
        return 4.0*count/1000000.0;
    }
    
    public static void main(String[] args) {
        System.out.println(getPi());
        System.exit(0);
    }
}