#include <iostream>
using namespace std;
int main(){
int x1, x2, y1, y2;
cout<<"x1=";cin>>x1;
cout<<"y1=";cin>>y1;
cout<<"x2=";cin>>x2;
cout<<"y2=";cin>>y2;
if(x1==x2){
cout<<"Verticala";
}else{
if(y1==y2){
cout<<"Orizontala"
}else{
cout<<"Oblica"
}
}
}