#include<bits/stdc++.h> using namespace std; int main(){ int a1,a2,A,b1,b2,B; cin>>a1>>a2>>b1>>b2; A=a1+a2; B=b1+b2; if(A>B) cout<<"1"; if(A==B) cout<<"0"; if(A<B) cout<<"-1"; return 0; }