#include <iostream>
#include <algorithm>
#include <iomanip>
using namespace std;

struct tchk {
    int x,y;
};

int main()
{
    tchk t1,t2,t3,t4;
    int a1,b1,c1,a2,b2,c2;
    cin >> t1.x >> t1.y >> t2.x >> t2.y;
    cin >> t3.x >> t3.y >> t4.x >> t4.y;
    a1=t2.y-t1.y;
    b1=t1.x-t2.x;
    c1=t1.y*t2.x-t2.y*t1.x;
    a2=t4.y-t3.y;
    b2=t3.x-t4.x;
    c2=t3.y*t4.x-t4.y*t3.x;
    if (a1*b2==a2*b1 && a1*c2==a2*c1 && b1*c2==b2*c1) {
        cout << 2;
        return 0;
    } else if (a1*b2!=a2*b1) {
        double x,y;
        x=double((b1*c2)-(b2*c1))/double((a1*b2)-(a2*b1));
        y=double((a2*c1)-(a1*c2))/double((a1*b2)-(a2*b1));
        cout << 1 << endl;
        cout << setprecision(9) << fixed;
        cout << x << " " << y;
    } else {
        cout << 0;
    }
    /*
     else if (a1*b2==a2*b1 && a1*c2!=a2*c1 && b1*c2!=b2*c1) {
        cout << 0;
        return 0;
    } else {
        double x,y;
        x=double((b1*c2)-(b2*c1))/double((a1*b2)-(a2*b1));
        y=double((a2*c1)-(a1*c2))/double((a1*b2)-(a2*b1));
        cout << 1 << endl;
        cout << setprecision(9) << fixed;
        cout << x << " " << y;
    }
    */
}